3050+ Nouns That Start With I

If you’re looking for a comprehensive list of English nouns that start with I, you’ve come to the right place. In this article, we’ll discuss some of the most common I-nouns, as well as some less common ones. Whether you’re a student studying for a test or simply curious about the English language, this list will be a helpful resource.

So what are some common I-nouns? Some of the most popular include “ice,” “image,” and “impact.” These are all words that we use regularly in everyday speech. However, there are many other I-nouns that are not as common. For example, “igloo,” “illness,” and “island” are all I-nouns.

While this list is by no means exhaustive, it should give you a good starting point for exploring the many I-nouns in the English language.

Nouns That Start With The Letter I

If you’re looking for a list of nouns that start with I, you’ve come to the right place. Here you’ll find a collection of common and not-so-common nouns beginning with I, including a brief definition for each.

• Intelligence– Intelligence is the power of learning. It’s the ability to think, understand, and remember information.
• Invention– An invention is a new idea, device, or process. It’s something that’s been created for the first time.
• Investment– An investment is the act of putting money into something with the expectation of getting a profit.
• Island– An island is a piece of land surrounded by water.
• Igloo– An igloo is a type of house built by the Inuit people of the Arctic. It’s made out of blocks of snow and ice.
• Income– Income is the money that someone earns from working or from investing.
• Infant– An infant is a very young child.
• Insurance– Insurance is a way of protecting against financial losses. It’s a contract in which you pay someone else money, and they agree to pay your losses if something bad happens.
• Internet– The internet is a global network of computers. It’s used for communication, research, and entertainment.

13 Nouns That Start With IA

Iago	the villain of Shakespeare’s tragedy Othello
Ian	Forming adjectives and nouns such as antediluvian and Christian.
Iapetus	A satellite of Saturn, the seventeenth closest to the planet, discovered by Cassini in 1671. It has one bright icy side and one very dark side and a diameter of 907 miles (1,460 km).
iamb	A metrical foot consisting of one short (or unstressed) syllable followed by one long (or stressed) syllable.
iambic	Of or using iambs. Iambic verse as a genre.
iambics	Of or using iambs. Iambic verse as a genre.
iambs	A metrical foot consisting of one short (or unstressed) syllable followed by one long (or stressed) syllable.
iambus	a metrical foot consisting of one short syllable followed by one long syllable or of one unstressed syllable followed by one stressed syllable (as in above)
iambuses	a metrical foot consisting of one short syllable followed by one long syllable or of one unstressed syllable followed by one stressed syllable (as in above)
iatrochemist	a person believing in or practicing iatrochemistry
iatrochemistry	A school of thought of the 16th and 17th centuries which sought to understand medicine and physiology in terms of chemistry.
iatrochemists	a person believing in or practicing iatrochemistry
iatrogenicity	induced inadvertently by a physician or surgeon or by medical treatment or diagnostic procedures

16 Nouns Starting With IB

Ibadan	The second largest city in Nigeria, 100 miles (160 km) northeast of Lagos; population 2,628,000 (est. 2007).
Iberia	ancient Spainancient region south of the Caucasus west of ancient Colchis in the modern Republic of Georgia
Ibo	A member of a people of southeastern Nigeria. The language of the Igbo, belonging to the Kwa group. Relating to the Igbo or their language.
Ibsen	Henrik 1828–1906 Norwegian poet and dramatist
Ibsenism	dramatic invention or construction characteristic of Ibsen
ibex	A wild goat with long, thick ridged horns and a beard, found in the mountains of the Alps, Pyrenees, central Asia, and Ethiopia.
ibexes	any of several wild goats (genus Capra, especially C. ibex) living chiefly in high mountain areas of the Old World and having large recurved horns transversely ridged in front
ibis	A large wading bird with a long down-curved bill, long neck, and long legs.
ibises	A large wading bird with a long down-curved bill, long neck, and long legs.

Iberian	Iberians	Ibert
Ibos	Ibrahim	Ibsen
ibuprofen

73 Words That Start With IC Nouns

Icarian	Relating to or characteristic of Icarus, especially in being excessively ambitious.
Icarus	The son of Daedalus, who escaped from Crete using wings made by his father but was killed when he flew too near the sun and the wax attaching his wings melted.
Iceland	An island country in the North Atlantic Ocean, just south of the Arctic Circle, at the northern end of the Mid-Atlantic Ridge, volcanically active, only about 20 percent habitable; population 329,000 (estimated 2015); capital, Reykjavik; official language, Icelandic.
Icelander	A native or inhabitant of Iceland, or a person of Icelandic descent.
Icelandic	Relating to Iceland or its language. The North Germanic language of Iceland, which is very similar to Old Norse.
Ichthyornis	An extinct, gull-like, fish-eating bird of the late Cretaceous period, with large toothed jaws.
Ictinus	(5th century BC), Greek architect. He is said to have designed the Parthenon in Athens with the architect Callicrates and the sculptor Phidias between 448 and 437 BC.
ice	Internal combustion engine. An entry stored in a person’s mobile phone that provides emergency contact information. Program (a mobile phone) with emergency information. (in the US) Immigration and Customs Enforcement. (in the UK) Institution of Civil Engineers. Frozen water, a brittle transparent crystalline solid. North American informal US informal Decorate (a cake) with icing. North American North American Ice Hockey
iceberg	A large floating mass of ice detached from a glacier or ice sheet and carried out to sea.
icebergs	A large floating mass of ice detached from a glacier or ice sheet and carried out to sea.
iceblink	A bright appearance of the sky caused by reflection from a distant ice sheet.
iceblinks	A bright appearance of the sky caused by reflection from a distant ice sheet.
icebox	A chilled box or cupboard for keeping something cold, especially food.
iceboxes	A chilled box or cupboard for keeping something cold, especially food.
icehouse	A building for storing ice, typically one situated partly or wholly underground.
icehouses	A building for storing ice, typically one situated partly or wholly underground.
iceman	A man who sells or delivers ice.
ices	Internal combustion engine. An entry stored in a person’s mobile phone that provides emergency contact information. Program (a mobile phone) with emergency information. (in the US) Immigration and Customs Enforcement. (in the UK) Institution of Civil Engineers. Frozen water, a brittle transparent crystalline solid. North American informal US informal Decorate (a cake) with icing. North American North American Ice Hockey
ich	I serve
ichneumons	a mongoose (Herpestes ichneumon) of Africa, southern Europe, and southwestern Asia
ichnite	a fossil footprint
ichnites	a fossil footprint
ichnographies	A ground plan of a building or map of a region.
ichnography	A ground plan of a building or map of a region.
ichor	Greek Mythology archaic
ichors	a thin watery or blood-tinged discharge
ichthyoid	megaloblast
ichthyology	The branch of zoology that deals with fishes.
ichthyosaur	An extinct marine reptile of the Mesozoic era resembling a dolphin, with a long pointed head, four flippers, and a vertical tail.
ichthyosaurs	An extinct marine reptile of the Mesozoic era resembling a dolphin, with a long pointed head, four flippers, and a vertical tail.
ichthyosis	A congenital skin condition that causes the epidermis to become dry and rough like fish scales.
icicle	A hanging, tapering piece of ice formed by the freezing of dripping water.
icicles	A hanging, tapering piece of ice formed by the freezing of dripping water.
iciness	covered with, abounding in, or consisting of ice
icing	A mixture of sugar with liquid or butter, typically flavored and colored, and used as a coating for cakes or cookies. The formation of ice on an aircraft, ship, or other vehicle, or in an engine. US
icings	A mixture of sugar with liquid or butter, typically flavored and colored, and used as a coating for cakes or cookies. The formation of ice on an aircraft, ship, or other vehicle, or in an engine. US
icker	a head of grain
ickers	a head of grain
icon	A person or thing regarded as a representative symbol or as worthy of veneration. Computing Linguistics
iconoclasm	The action of attacking or assertively rejecting cherished beliefs and institutions or established values and practices. The rejection or destruction of religious images as heretical; the doctrine of iconoclasts.
iconoclast	A person who attacks cherished beliefs or institutions. A destroyer of images used in religious worship.
iconoclasts	A person who attacks cherished beliefs or institutions. A destroyer of images used in religious worship.
iconography	The visual images and symbols used in a work of art or the study or interpretation of these. A collection of illustrations or portraits.
iconolatry	The worship of icons.
iconology	The study of visual imagery and its symbolism and interpretation, especially in social or political terms.
iconostasis	A screen bearing icons, separating the sanctuary of many Eastern churches from the nave.
icons	A person or thing regarded as a representative symbol or as worthy of veneration. Computing Linguistics
icosahedron	A solid figure with twenty plane faces, especially equilateral triangular ones.
icterus	yellowish pigmentation of the skin, tissues, and body fluids caused by the deposition of bile pigments
ictus	Prosody Medicine
ictuses	Prosody Medicine

Icelanders	ice-skater	ice-skaters
ichneumon	ichnology	ichthyography
ichthyoids	ichthyolatry	ichthyolite
ichthyolites	ichthyologist	ichthyologists
ichthyophagist	ichthyophagists	ichthyophagy
iconolater	iconolaters	iconologist
iconologists	iconoscope	iconoscopes
icositetrahedron

100 Nouns Beginning With ID

Ida	A mountain in central Crete, associated in classical times with the god Zeus. Rising to 8,058 ft. (2,456 m. ), it is the highest peak on the island. Astronomy International Development Association.
Idaho	A state in the northwestern US, bordering on the Canadian province of British Columbia to the north and containing part of the Rocky Mountains; population 1,523,816 (est. 2008); capital, Boise. It became the 43rd state of the US in 1890.
Idahoan	Relating to or characteristic of the US state of Idaho or its inhabitants. A native or inhabitant of the US state of Idaho.
Ido	An artificial universal language developed from Esperanto.
Idola	eidolon
Idomeneus	King of Crete, son of Deucalion and descendant of Minos. He was forced to kill his son after vowing to sacrifice the first living thing that he met on his return from the Trojan War.
ide	Integrated Drive Electronics, a standard for interfacing computers and their peripherals.
idea	A thought or suggestion as to a possible course of action. the ideaPhilosophy
ideal	Satisfying one’s conception of what is perfect; most suitable. attributiveA person or thing regarded as perfect.
idealisations	The action of regarding or representing something as perfect or better than in reality.
idealism	The practice of forming or pursuing ideals, especially unrealistically. Philosophy
idealist	A person who is guided more by ideals than by practical considerations. Philosophy
idealists	A person who is guided more by ideals than by practical considerations. Philosophy
idealities	formal
ideality	formal
idealization	The action of regarding or representing something as perfect or better than in reality.
idealizations	The action of regarding or representing something as perfect or better than in reality.
ideals	Satisfying one’s conception of what is perfect; most suitable. attributiveA person or thing regarded as perfect.
ideas	A thought or suggestion as to a possible course of action. the ideaPhilosophy
ideate	mainly formal
ideates	mainly formal
ideation	The formation of ideas or concepts.
identicalness	The quality of being identical; sameness; identity.
identification	The action or process of identifying someone or something or the fact of being identified.
identifier	A person or thing that identifies something.
identifiers	A person or thing that identifies something.
identikit	A picture of a person, especially one sought by the police, reconstructed from typical facial features according to witnesses’ descriptions.
identikits	A picture of a person, especially one sought by the police, reconstructed from typical facial features according to witnesses’ descriptions.
identities	The fact of being who or what a person or thing is. A close similarity or affinity. Mathematics
identity	The fact of being who or what a person or thing is. A close similarity or affinity. Mathematics
ideogram	A written character symbolizing the idea of a thing without indicating the sounds used to say it, e. g. , numerals and Chinese characters.
ideograms	A written character symbolizing the idea of a thing without indicating the sounds used to say it, e. g. , numerals and Chinese characters.
ideologies	A system of ideas and ideals, especially one which forms the basis of economic or political theory and policy. archaic
ideologue	An adherent of an ideology, especially one who is uncompromising and dogmatic.
ideologues	An adherent of an ideology, especially one who is uncompromising and dogmatic.
ideology	A system of ideas and ideals, especially one which forms the basis of economic or political theory and policy. archaic
ides	(in the ancient Roman calendar) a day falling roughly in the middle of each month (the 15th day of March, May, July, and October, and the 13th of other months) from which other dates were calculated.
idioblast	Botany Biology Geology
idioblasts	Botany Biology Geology
idiocies	Extremely stupid behavior.
idiocy	Extremely stupid behavior.
idioglossia	Medicine (More generally) a personal, private, or invented language.
idiograph	A piece or sample of a person’s own handwriting; an autograph.
idiographs	A piece or sample of a person’s own handwriting; an autograph.
idiolect	The speech habits peculiar to a particular person.
idiolects	The speech habits peculiar to a particular person.
idiom	A group of words established by usage as having a meaning not deducible from those of the individual words (e. g. , rain cats and dogs, see the light). A characteristic mode of expression in music or art.
idioms	A group of words established by usage as having a meaning not deducible from those of the individual words (e. g. , rain cats and dogs, see the light). A characteristic mode of expression in music or art.
idiopathies	A disease or condition which arises spontaneously or for which the cause is unknown.
idiopathy	A disease or condition which arises spontaneously or for which the cause is unknown.
idiophone	An instrument the whole of which vibrates to produce a sound when struck, shaken, or scraped, such as a bell, gong, or rattle.
idiophones	An instrument the whole of which vibrates to produce a sound when struck, shaken, or scraped, such as a bell, gong, or rattle.
idioplasm	(Nägeli’s term for) the special portion of protoplasm in a cell which is supposed to determine the character of the resulting organism.
idioplasms	(Nägeli’s term for) the special portion of protoplasm in a cell which is supposed to determine the character of the resulting organism.
idiot	A stupid person.
idiots	A stupid person.
idleness	Laziness; indolence.
idler	A habitually lazy person. A pulley that transmits no power but guides or tensions a belt or rope.
idlers	A habitually lazy person. A pulley that transmits no power but guides or tensions a belt or rope.
idlesse	the quality or state of being idle
idling	(of a person) avoiding work; lazy. Without purpose or effect; pointless. no object(of an engine) run slowly while disconnected from a load or out of gear.
idocrase	A mineral consisting of a silicate of calcium, magnesium, and aluminum, occurring typically as dark green to brown prisms in metamorphosed limestone.
idol	An image or representation of a god used as an object of worship.
idolater	A person who worships an idol or idols.
idolaters	A person who worships an idol or idols.
idolatry	The worship of idols.
idolism	the worship of idols
idolist	idolatersense 1
idols	An image or representation of a god used as an object of worship.
idyll	An extremely happy, peaceful, or picturesque episode or scene, typically an idealized or unsustainable one.
idylls	An extremely happy, peaceful, or picturesque episode or scene, typically an idealized or unsustainable one.

Idahoans	Idoist	Idomeneo
idealisation	idealiser	idealisers
idealizer	idealizers	identifications
ideograph	ideographs	ideography
ideologist	ideologists	idiosyncrasies
idiosyncrasy	idiotism	idolatress
idolatresses	idolisation	idolisations
idoliser	idolisers	idolization
idolizations	idolizer	idolizers
idyllist	idyllists

3 Nouns That Start With IF

Ife	An industrial city in southwestern Nigeria; population 258,300 (est. 2005). It was a major center of the Yoruba kingdom from the 14th to the 17th centuries.
Ifni	former territory on the northwest coast of Africa, administered by Spain 1934–69; capital Sidi Ifni; ceded to Morocco 1969
iff	If and only if (as a written abbreviation).

35 Nouns Starting With IG

Igbo	A member of a people of southeastern Nigeria. The language of the Igbo, belonging to the Kwa group. Relating to the Igbo or their language.
Igbos	A member of a people of southeastern Nigeria. The language of the Igbo, belonging to the Kwa group. Relating to the Igbo or their language.
Ignatius	Saint died circaa. d. 110Theophorus bishop of Antioch and church father
Igorot	a member of any of several related peoples of northwestern Luzon, Philippines
Igorots	a member of any of several related peoples of northwestern Luzon, Philippines
igloo	A type of dome-shaped shelter built from blocks of solid snow, traditionally used by Inuits.
igloos	A type of dome-shaped shelter built from blocks of solid snow, traditionally used by Inuits.
ignescent	volatile
ignitability	to set afire
igniter	A device for igniting a fuel mixture in an engine. A device for causing an electric arc.
igniters	A device for igniting a fuel mixture in an engine. A device for causing an electric arc.
ignition	The action of setting something on fire or starting to burn.
ignitions	The action of setting something on fire or starting to burn.
ignitron	A kind of rectifier with a mercury cathode, able to carry large electric currents.
ignitrons	A kind of rectifier with a mercury cathode, able to carry large electric currents.
ignobility	characterized by baseness, lowness, or meanness
ignobleness	characterized by baseness, lowness, or meanness
ignominies	Public shame or disgrace.
ignominy	Public shame or disgrace.
ignoramus	An ignorant or stupid person.
ignoramuses	An ignorant or stupid person.
ignorance	Lack of knowledge or information.
ignorances	the state or fact of being ignorant
ignorer	to refuse to take notice of
ignorers	to refuse to take notice of
iguana	A large, arboreal, tropical American lizard with a spiny crest along the back and greenish coloration, occasionally kept as a pet.
iguanas	A large, arboreal, tropical American lizard with a spiny crest along the back and greenish coloration, occasionally kept as a pet.
iguanid	A lizard of the iguana family (Iguanidae). Iguanids are found mainly in the New World but also occur in Madagascar and on some Pacific islands.
iguanids	A lizard of the iguana family (Iguanidae). Iguanids are found mainly in the New World but also occur in Madagascar and on some Pacific islands.

Iglesias	Igor	iglu
iglus	ignescents	ignitibility

2 Words That Start With IH Nouns

ihram	a state of consecration assumed by Muslims on pilgrimage to Mecca
ihrams	a state of consecration assumed by Muslims on pilgrimage to Mecca

2 Nouns Beginning With IJ

IJssel	A river in the Netherlands. In part, it is a distributary of the Rhine River, which it leaves at Arnhem to join the Oude IJssel (“Old IJssel”) a few miles downstream and then flows north for 72 miles (115 km) through the eastern Netherlands to the IJsselmeer.
IJsselmeer	A shallow lake in the northwestern Netherlands, created in 1932 by the building of a dam across the entrance to the old Zuider Zee. Large areas have since been reclaimed as polders.

5 Nouns That Start With IK

Ike	iconoscope
Ikhnaton	see akhenaton
ikebana	The art of Japanese flower arrangement, with formal display according to strict rules.
ikon	A person or thing regarded as a representative symbol or as worthy of veneration. Computing Linguistics
ikons	a person or thing widely admired especially for having great influence or significance in a particular sphere

35 Nouns Starting With IL

Iliad	A Greek hexameter epic poem in twenty-four books, traditionally ascribed to Homer, telling how Achilles killed Hector at the climax of the Trojan War.
Illawarra	An animal of an Australian breed of red or roan dairy cattle.
Illinoian	Relating to or denoting a Pleistocene glaciation in North America, preceding the Wisconsin and approximating to the Saale of northern Europe. The Pleistocene glaciation in North America or the system of deposits laid down during it.
Illinois	A state in the eastern central US; population 12,901,563 (est. 2008); capital, Springfield. It was colonized by the French but was ceded to Britain in 1763. It was acquired by the US in 1783 and became the 21st state in 1818.
Illyria	An ancient region along the eastern coast of the Adriatic Sea that included Dalmatia and what is now Montenegro and northern Albania.
Illyrian	Relating to the ancient region of Illyria or its language. A native or inhabitant of ancient Illyria.
Ilorin	A city in western Nigeria; population 771,000 (est. 2007).
ilang-ilang	A sweet-scented essential oil obtained from the flowers of a tropical tree, used in perfumery and aromatherapy. The yellow-flowered tree, native to the Malay peninsula and the Philippines, from which this oil is obtained.
ileitis	Inflammation of the ileum.
ileostomy	A surgical operation in which a piece of the ileum is diverted to an artificial opening in the abdominal wall.
ileum	The third portion of the small intestine, between the jejunum and the cecum.
ileus	A painful obstruction of the ileum or other part of the intestine.
ileuses	obstruction of the bowel
ilex	A tree or shrub of a genus that includes holly and its relatives.
ilexes	A tree or shrub of a genus that includes holly and its relatives.
ilium	The large broad bone forming the upper part of each half of the pelvis.
ilk	A type of people or things similar to those already referred to.
ilks	sort, kind
ill	Not in full health; sick. attributiveusually in combinationOnly with difficulty; hardly. usually ills
ill-being	a condition of being deficient in health, happiness, or prosperity
ill-breeding	Lack of manners; rudeness.
ill-treatment	Cruel or inhumane treatment.
ill-usage	Bad or cruel treatment.
ill-use	Ill-treat (someone)Ill-treatment.
ill-uses	Ill-treat (someone)Ill-treatment.
ill-wisher	one that wishes ill to another

Ilan	Ilana	Ilkeston
Ilkley	Ille-et-Vilaine	Illinoians
Ilona	ill-naturedness

455 Words That Start With IM Nouns

Immanuel	The name given to Christ as the deliverer of Judah prophesied by Isaiah (Isa. 7:14, 8:8; Matt. 1:23).
image	A representation of the external form of a person or thing in art. The general impression that a person, organization, or product presents to the public. A simile or metaphor. Make a representation of the external form of.
imagery	Visually descriptive or figurative language, especially in a literary work.
images	A representation of the external form of a person or thing in art. The general impression that a person, organization, or product presents to the public. A simile or metaphor. Make a representation of the external form of.
imaginations	The faculty or action of forming new ideas, or images or concepts of external objects not present to the senses.
imaging	The process of making a visual representation of something by scanning it with a detector or electromagnetic beam.
imagism	A movement in early 20th-century English and American poetry which sought clarity of expression through the use of precise images. The movement derived in part from the aesthetic philosophy of T. E. Hulme and involved Ezra Pound, James Joyce, Amy Lowell, and others.
imago	Entomology Psychoanalysis
imagoes	Entomology Psychoanalysis
imagos	Entomology Psychoanalysis
imam	The person who leads prayers in a mosque.
imams	The person who leads prayers in a mosque.
imarets	an inn or hospice in Turkey
imbalance	Lack of proportion or relation between corresponding things.
imbalances	Lack of proportion or relation between corresponding things.
imbecile	A stupid person. Stupid; idiotic.
imbeciles	A stupid person. Stupid; idiotic.
imbibing	formal, often humorous
imbibition	The absorption of one substance by another, in particular the uptake of water by a plant or seed.
imbroglio	An extremely confused, complicated, or embarrassing situation.
imidazole	A colorless crystalline compound with mildly basic properties, present as a substituent in the amino acid histidine.
imide	An organic compound containing the group —CONHCO—, related to ammonia by replacement of two hydrogen atoms by acyl groups.
imine	An organic compound containing the group —C=NH or —C=NR where R is an alkyl or other group.
imitation	The action of using someone or something as a model. A thing intended to simulate or copy something else.
imitations	an act or instance of imitating
imitator	A person who copies the behavior or actions of another.
imitators	A person who copies the behavior or actions of another.
immaculateness	spotlessly clean
immaterialism	The belief that material things have no objective existence.
immaterialist	a philosophical theory that material things have no reality except as mental perceptions
immatureness	The quality or condition of being immature; immaturity.
immediacy	The quality of bringing one into direct and instant involvement with something, giving rise to a sense of urgency or excitement.
immenseness	marked by greatness especially in size or degree
immensity	The extremely large size, scale, or extent of something.
immensurability	the quality or state of being immensurable
immixture	to mix in
immobility	not moving
immobilization	to make immobile
immobilizing	to make immobile
immoderateness	exceeding just, usual, or suitable bounds
immodesty	not modest
immolator	to kill or destroy especially by fire
immoralities	the quality or state of being immoral
immortal	Living forever; never dying or decaying. An immortal being, especially a god of ancient Greece or Rome.
immune	Resistant to a particular infection or toxin owing to the presence of specific antibodies or sensitized white blood cells.
immunity	The ability of an organism to resist a particular infection or toxin by the action of specific antibodies or sensitized white blood cells.
immunization	the act of making someone or something immune or the state of being immune
immunizations	The action of making a person or animal immune to infection, typically by inoculation.
immunoassay	A procedure for detecting or measuring specific proteins or other substances through their properties as antigens or antibodies.
immunology	The branch of medicine and biology concerned with immunity.
immutableness	not capable of or susceptible to change
imp	A small, mischievous devil or sprite. Repair a damaged feather in (the wing or tail of a trained hawk) by attaching part of a new feather. International Match Point.
impact	The action of one object coming forcibly into contact with another. Come into forcible contact with another object. impact on
impaction	The condition of being or process of becoming impacted, especially of feces in the intestine.
impacts	The action of one object coming forcibly into contact with another. Come into forcible contact with another object. impact on
impala	A graceful antelope often seen in large herds in open woodland in southern and East Africa.
impalas	A graceful antelope often seen in large herds in open woodland in southern and East Africa.
impanation	The medieval and Reformation doctrine that the body of Christ is present within the Eucharistic bread and does not replace it.
impasse	A situation in which no progress is possible, especially because of disagreement; a deadlock.
impasses	A situation in which no progress is possible, especially because of disagreement; a deadlock.
impassibility	incapable of being passed, traveled, crossed, or surmounted
impasto	Art
impatience	The tendency to be impatient; irritability or restlessness.
impeachment	(especially in the US) a charge of misconduct made against the holder of a public office. The action of calling into question the integrity or validity of something.
impeachments	(especially in the US) a charge of misconduct made against the holder of a public office. The action of calling into question the integrity or validity of something.
impeccability	free from fault or blame
impedimenta	appurtenances, equipment
impeller	The rotating part of a centrifugal pump, compressor, or other machine designed to move a fluid by rotation.
impenetrability	the quality or state of being impenetrable
imperative	Of vital importance; crucial. Giving an authoritative command; peremptory. An essential or urgent thing. Grammar
imperatives	not to be avoided or evaded
imperator	Commander (a title conferred under the Republic on a victorious general and under the Empire on the emperor).
imperfectibility	Incapability of being made perfect.
imperfective	expressing action as incomplete or without reference to completion or as reiterated — compare perfective
imperfectness	not perfect
imperial	Relating to an empire. Relating to or denoting the system of nonmetric weights and measures (the ounce, pound, stone, inch, foot, yard, mile, acre, pint, gallon, etc. ) formerly used for all measures in the UK, and still used for some. mainly historical A small pointed beard growing below the lower lip (associated with Napoleon III of France).
imperialism	the policy, practice, or advocacy of extending the power and dominion of a nation especially by direct territorial acquisitions or by gaining indirect control over the political or economic life of other areas
imperilment	to bring into peril
imperishability	not perishable or subject to decay
imperium	Absolute power.
impermeableness	The quality or condition of being impermeable; = “impermeability”.
impersonality	having no personal reference or connection
impersonation	An act of pretending to be another person for the purpose of entertainment or fraud.
impersonations	An act of pretending to be another person for the purpose of entertainment or fraud.
impetigo	A contagious bacterial skin infection forming pustules and yellow crusty sores.
impetigos	an acute contagious staphylococcal or streptococcal skin disease characterized by vesicles, pustules, and yellowish crusts
impetus	The force or energy with which a body moves.
impi	A body of Zulu warriors.
impiety	Lack of piety or reverence, especially for a god.
impingement	encroach, infringe
impinging	encroach, infringe
impis	A body of Zulu warriors.
implacability	not placable
implant	Insert or fix (tissue or an artificial object) in a person’s body, especially by surgery. A thing implanted in something else, especially a piece of tissue, prosthetic device, or other object implanted in the body.
implants	Insert or fix (tissue or an artificial object) in a person’s body, especially by surgery. A thing implanted in something else, especially a piece of tissue, prosthetic device, or other object implanted in the body.
implementer	Someone or something that puts a decision, plan, agreement, etc. into effect.
implementers	Someone or something that puts a decision, plan, agreement, etc. into effect.
implements	a device used in the performance of a task
implosions	An instance of something collapsing violently inward.
implosive	Formed by implosion; tending to implode.
imponderable	not ponderable
import	Bring (goods or services) into a country from abroad for sale. archaic usually importsin singular
importations	The bringing of goods or services into a country from abroad for sale. The introduction of an idea from a different place or context.
importer	A person or organization that brings goods or services into a country from abroad for sale. A person who introduces an idea from a different place or context.
importers	A person or organization that brings goods or services into a country from abroad for sale. A person who introduces an idea from a different place or context.
imports	Bring (goods or services) into a country from abroad for sale. archaic usually importsin singular
importunacies	Importunity.
importunities	Persistence, especially to the point of annoyance.
imposers	to establish or apply by authority
imposingness	the quality or state of being imposing
impossibilities	The state or fact of being impossible.
impossibility	The state or fact of being impossible.
impost	A tax or similar compulsory payment. The top course of a pillar that supports an arch.
imposter	A person who pretends to be someone else in order to deceive others, especially for fraudulent gain.
impostor	A person who pretends to be someone else in order to deceive others, especially for fraudulent gain.
impostors	A person who pretends to be someone else in order to deceive others, especially for fraudulent gain.
imposts	A tax or similar compulsory payment. The top course of a pillar that supports an arch.
imposture	An instance of pretending to be someone else in order to deceive others.
impounding	Seize and take legal custody of (something, especially a vehicle, goods, or documents) because of an infringement of a law or regulation. Shut up (domestic animals) in a pound or enclosure. (of a dam) hold back or confine (water)
impracticalities	not practical
impregnability	incapable of being taken by assault
impresario	A person who organizes and often finances concerts, plays, or operas.
imprescriptibility	the quality or state of being imprescriptible
impress	Make (someone) feel admiration and respect. Make a mark or design on (an object) using a stamp or seal; imprint. impress something onApply (an electric current or potential) from an external source. An act of making an impression or mark. historical
impresses	to affect especially forcibly or deeply
impression	the effect produced by impressing
impressionism	A style or movement in painting originating in France in the 1860s, characterized by a concern with depicting the visual impression of the moment, especially in terms of the shifting effect of light and color.
impressions	An idea, feeling, or opinion about something or someone, especially one formed without conscious thought or on the basis of little evidence. An imitation of a person or thing, especially one done to entertain. A mark impressed on a surface by something. The printing of a number of copies of a book, periodical, or picture for issue at one time. An instance of a pop-up or other online advertisement being seen on an internet user’s monitor.
imprest	A fund used by a business for small items of expenditure and restored to a fixed amount periodically.
imprests	A fund used by a business for small items of expenditure and restored to a fixed amount periodically.
imprint	with objectimprint onA mark made by pressing something onto a softer substance so that its outline is reproduced. A printer’s or publisher’s name, address, and other details in a book or other printed item.
imprinting	a rapid learning process that takes place early in the life of a social animal (such as a goose) and establishes a behavior pattern (such as recognition of and attraction to its own kind or a substitute)
imprints	with objectimprint onA mark made by pressing something onto a softer substance so that its outline is reproduced. A printer’s or publisher’s name, address, and other details in a book or other printed item.
imprisonments	The state of being imprisoned; captivity.
improbities	lack of probity
impropriator	one to or by whom something is impropriated
impropriators	A person to whom a benefice is granted as their property.
improvableness	Improvability.
improve	Make or become better.
improver	to enhance in value or quality
improves	Make or become better.
improvisation	the act or art of improvising
improvisations	The action of improvising.
improviser	to compose, recite, play, or sing extemporaneously
improvisers	to compose, recite, play, or sing extemporaneously
imps	A small, mischievous devil or sprite. Repair a damaged feather in (the wing or tail of a trained hawk) by attaching part of a new feather. International Match Point.
impudicity	Lack of modesty.
impuissance	weakness, powerlessness
impuissances	weakness, powerlessness
impulse	A sudden strong and unreflective urge or desire to act. A driving or motivating force; an impetus. A pulse of electrical energy; a brief current. Physics
impulses	A sudden strong and unreflective urge or desire to act. A driving or motivating force; an impetus. A pulse of electrical energy; a brief current. Physics
impulsiveness	arising from an impulse
impunity	Exemption from punishment or freedom from the injurious consequences of an action.
impurity	The quality or condition of being impure.
imputability	to lay the responsibility or blame for (something) often falsely or unjustly
imputations	the act of imputing

Imelda	Immingham	Imogen
imaginariness	imagination	imaginativeness
imaginer	imaginers	imagist
imagists	imamate	imamates
imaret	imaum	imaums
imbecility	imbiber	imbibers
imbrex	imbrication	imbrications
imbroglios	imbruement	imides
imines	imipramine	imitability
imitableness	imitativeness	immaculacy
immanence	immanency	immanentism
immaterialists	immateriality	immaterialness
immaturity	immeasurableness	immediacies
immediateness	immediatism	immensities
immersion	immersionism	immersionist
immersionists	immersions	immigrant
immigrants	immigration	immigrations
imminence	imminency	immiscibility
immitigability	immobilisation	immobilisations
immobilism	immobilizations	immoderacy
immoderation	immodesties	immolation
immolations	immolators	immoralism
immoralist	immoralists	immorality
immortalisation	immortalities	immortality
immortalization	immortals	immortelle
immortelles	immotility	immovability
immovableness	immunisation	immunisations
immunities	immunochemistry	immunofluorescence
immunogen	immunogenicity	immunoglobulin
immunologist	immunologists	immunopathology

immunosuppressant	immunosuppressants	immunosuppression
immunotherapy	immurement	immutability
impactions	impactite	impairer
impairers	impairment	impairments
impalement	impalements	impalpability
imparity	imparkation	imparlance
imparlances	impartation	imparter
imparters	impartiality	impartialness
impartibility	imparting	impartment
impassability	impassableness	impassibleness
impassiveness	impassivities	impassivity
impastation	impastos	impatienses
impeacher	impeachers	impeccancy
impecuniosity	impecuniousness	impedances
impediment	impediments	impellent
impellents	impellers	impendence
impendency	impenitence	impenitency
imperators	imperceptibility	imperceptibleness
imperfect	imperfection	imperfections
imperfects	imperforation	imperforations
imperialisms	imperialist	imperialists
imperials	imperilments	imperiousness
imperishableness	impermanence	impermanency
impermeability	impermissibility	impersonator
impersonators	impertinence	impertinences
impertinencies	impertinency	imperturbability
imperturbation	imperviousness	impetration
impetrations	impetuosities	impetuosity
impetuousness	impetuses	impies
impieties	impignoration	impingements

impiousness	impishness	implacableness
implantation	implantations	implausibility
implausibleness	impleader	impleaders
implement	implementation	implementations
implementor	implementors	impletion
impletions	implicating	implication
implications	implicitness	imploration
implorations	implorer	implosion
impluvium	impolicy	impoliteness
impoliticness	imponderability	imponderableness
imponderables	imponent	imponents
importance	importances	importation
importing	importunacy	importunateness
importuner	importuners	importunity
imposer	imposition	impositions
impossible	impossibles	imposters
impostume	impostumes	impostures
impotence	impotency	impoundage
impounder	impounders	impoundment
impoundments	impoverishment	impracticability
impracticableness	impracticality	impracticalness
imprecation	imprecations	impreciseness
imprecision	imprecisions	impregnation
impregnations	impresa	impresarios
impressibility	impressionability	impressionist
impressionists	impressiveness	impressment
impressments	impressure	impressures
imprimatur	imprimaturs	imprinter
imprinters	imprisonment	improbabilities
improbability	improbity	impromptu

impromptus	impropriation	impropriations
improprieties	impropriety	improvability
improvement	improvements	improvers
improvidence	improvisator	improvisators
improvvisatore	imprudence	impsonite
impudence	impudences	impugner
impugners	impugnment	impugnments
impulsion	impulsions	impureness
impurities	imputableness	imputation
imputer	imputers

1906 Nouns Beginning With IN

Ina	Denoting feminine names and titles. Denoting names of musical instruments. Denoting names of plant and animal groups.
Inca	A South American hummingbird having mainly blackish or bronze-colored plumage with one or two white breast patches. A member of a South American people living in the central Andes before the Spanish conquest. The supreme ruler of the Inca.
Inchon	A port on the western coast of South Korea, on the Yellow Sea, near Seoul; population 2,741,200 (est. 2008). It was the site of a successful invasion by US troops in 1950 that enabled them to return Seoul to South Korea.
Ind	Independent. India. Indian. Indiana.
India	A country in southern Asia that occupies the greater part of the Indian subcontinent; population 1,311,000,000 (estimated 2015); capital, New Delhi; official languages, Hindi and English (14 other languages are recognized as official in certain regions; of these, Bengali, Gujarati, Marathi, Tamil, Telugu, and Urdu have the most first-language speakers).
Indian	Relating to India or its people, customs, or languages. Relating to or denoting indigenous peoples of North, Central, and South America, especially those of North America. A native or inhabitant of India, or a person of Indian descent. A member of any of the indigenous peoples of North, Central, and South America, especially those of North America.
Indic	Relating to or denoting the group of Indo-European languages comprising Sanskrit and the modern Indian languages that are its descendants. The Indic language group.
Indra	The warrior king of the heavens, god of war and storm, to whom many of the prayers in the Rig Veda are addressed.
Indus	A river in southern Asia, about 1,800 miles (2,900 km) long, that flows from Tibet through Kashmir and Pakistan to the Arabian Sea. Along its valley an early civilization flourished from c. 2600 to 1760 BC. An inconspicuous southern constellation (the Indian), between Capricornus and Pavo. postpositive
Indy	A form of auto racing in which specially constructed cars are driven around a banked, regular, typically oval circuit, which allows for exceptionally high speeds.
Injun	A North American Indian.
Inuit	A member of an indigenous people of northern Canada and parts of Greenland and Alaska. The family of languages of the Inuit, one of the three branches of the Eskimo-Aleut language family. It is also known, especially to its speakers, as Inuktitut. Relating to the Inuit or their language.
Invar	An alloy of iron and nickel with a negligible coefficient of expansion, used in the making of clocks and scientific instruments.
in-law	A relative by marriage.
inane	Silly; stupid.
incest	Sexual relations between people classed as being too closely related to marry each other.
inch	(as a unit of rainfall) a quantity that would cover a horizontal surface to a depth of one inch. Move slowly and carefully in a specified direction. A small island or a small area of high land.
incog	(of a person) having one’s true identity concealed. In a way that conceals one’s true identity.
incompatible	(of two things) so opposed in character as to be incapable of existing together.
incus	A small anvil-shaped bone in the middle ear, transmitting vibrations between the malleus and stapes.
incuse	An impression hammered or stamped on a coin. Mark (a coin) with a figure by impressing it with a stamp. Hammered or stamped on a coin.
indene	A colorless liquid hydrocarbon, obtained from coal tar and used in making synthetic resins.
indent	Start (a line of text) or position (a block of text, table, etc. ) further from the margin than the main part of the text. Form deep recesses or notches in (a line or surface)British historical A space left by indenting a line or block of text. An indentation. British An indenture. Make a dent or impression in (something)
index	An alphabetical list of names, subjects, etc. , with references to the places where they occur, typically found at the end of a book. An indicator, sign, or measure of something. Mathematics A pointer on an instrument, showing a quantity, a position on a scale, etc. Record (names, subjects, etc. ) in an index. Link the value of (prices, wages, or other payments) automatically to the value of a price index. no object
indigo	A tropical plant of the pea family, which was formerly widely cultivated as a source of dark blue dye. The dark blue dye obtained from the indigo plant.
indium	The chemical element of atomic number 49, a soft silvery-white metal occurring naturally in association with zinc and some other metals.
indole	A crystalline organic compound with an unpleasant odor, present in coal tar and in feces.
indri	A large, short-tailed Madagascan lemur which jumps from tree to tree in an upright position and rarely comes to the ground.
indris	A large, short-tailed Madagascan lemur which jumps from tree to tree in an upright position and rarely comes to the ground.
indult	(in the Roman Catholic Church) a license granted by the Pope authorizing an act that the common law of the Church does not sanction.
inefficacy	lack of power to produce a desired effect
infamy	The state of being well known for some bad quality or deed.
infant	A very young child or baby.
infix	Implant or insert firmly in something. Grammar A formative element inserted in a word.
info	Information.
ingle	mainly dialect
ingot	A block of steel, gold, silver, or other metal, typically oblong in shape.
inheritresses	to receive from an ancestor as a right or title descendible by law at the ancestor’s death
inion	The projecting part of the occipital bone at the base of the skull.
ink	A colored fluid used for writing, drawing, printing, or duplicating. with objectNorth American
inkle	A kind of linen tape formerly used to make laces, or the linen yarn from which this is manufactured.
inks	A colored fluid used for writing, drawing, printing, or duplicating. with objectNorth American
inlay	Ornament (an object) by embedding pieces of a different material in it, flush with its surface. A design, pattern, or piece of material inlaid in something. A filling shaped to fit a tooth cavity. A printed card or paper insert supplied with a CD, video, etc.
inlet	A small arm of the sea, a lake, or a river. A place or means of entry. (chiefly in tailoring and dressmaking) an inserted piece of material.
inn	An establishment providing accommodations, food, and drink, especially for travelers.

Incan	Incaparina	Incas
Indiaman	Indiana	Indianapolis
Indianisation	Indianization	Indians
Indo-Aryan	Indo-Aryans	Indo-European
Indo-Germanic	Indo-Iranian	Indo-Pacific
Indonesia	Indonesian	Indonesians
Indore	Indre	Indre-et-Loire
Ines	Inez	Inga
Inge	Ingleborough	Ingmar
Ingolstadt	Ingres	Ingrid
Inigo	Inkerman	Innsbruck
Innuit	Innuits	Insecta
Insectivora	Intelsat	Interlaken
Internationale	Interpol	Inuits
Invercargill	Inverness	in-and-out
in-between	in-laws	in-off
in-tray	in-trays	inabilities
inability	inaccessibility	inaccessibleness
inaccuracies	inaccuracy	inaccurateness
inaction	inactivation	inactivity
inadequacies	inadequacy	inadequateness
inadmissibility	inadvertence	inadvertency
inadvisability	inadvisableness	inalienability
inalterability	inalterableness	inamorata
inamoratas	inamorato	inamoratos
inanimateness	inanimation	inanities
inanition	inanity	inappetence
inapplicability	inapplicableness	inappositeness
inappreciativeness	inapprehension	inapprehensiveness
inapproachability	inappropriateness	inaptitude

inaptness	inarticulateness	inattention
inattentiveness	inaudibility	inaudibleness
inaugural	inaugurals	inauguration
inaugurations	inaugurator	inaugurators
inauspiciousness	inbeing	inbeings
inbreeding	inburst	inbursts
inby	incalculability	incalculableness
incalescence	incandescence	incantation
incantations	incapability	incapaciousness
incapacitation	incapacities	incapacity
incarceration	incarcerations	incardination
incarnation	incarnations	incasement
incasements	incaution	incautions
incautiousness	incendiaries	incendiarism
incendiary	incense	incensement
incenses	incensories	incensory
incentive	incentives	inception
inceptions	inceptive	inceptives
inceptor	inceptors	incertitude
incertitudes	incessancy	incessantness
incestuousness	inches	inchoation
inchoations	inchoative	inchoatives
incidence	incidences	incident
incidental	incidentalness	incidentals
incidents	incineration	incinerations
incinerator	incinerators	incipience
incipiency	incipit	incision
incisions	incisiveness	incisor
incisors	incisure	incisures
incitant	incitants	incitation

incitations	incitement	incitements
inciter	inciters	incivilities
incivility	incivism	inclemency
inclination	inclinations	incline
inclines	inclining	inclinings
inclinometer	inclinometers	incloser
inclosers	inclosure	inclosures
inclusion	inclusions	inclusiveness
incogitability	incognita	incognitas
incognito	incognitos	incognizance
incoherence	incoherences	incoherencies
incoherency	incombustibility	incombustible
incombustibleness	income	incomer
incomers	incomes	incoming
incomings	incommensurability	incommensurable
incommensurableness	incommensurateness	incommodiousness
incommodities	incommodity	incommunicability
incommunicableness	incommunicativeness	incommutability
incommutableness	incomparability	incomparableness
incompatibilities	incompatibility	incompatibleness
incompatibles	incompetence	incompetency
incompetent	incompetents	incompleteness
incompletion	incompliance	incompliances
incomprehensibility	incomprehensibleness	incomprehension
incomprehensiveness	incompressibility	inconceivability
inconceivableness	inconclusiveness	incongruities
incongruity	incongruousness	inconnu
inconsecutiveness	inconsequence	inconsiderableness
inconsiderateness	inconsideration	inconsistencies
inconsistency	inconsolability	inconsolableness

inconsonance	inconspicuousness	inconstancies
inconstancy	incontestability	incontinence
incontinency	incontrovertibility	inconvenience
inconveniences	inconveniency	inconvertibility
incoordination	incorporation	incorporations
incorporator	incorporators	incorporeality
incorporeity	incorrectness	incorrigibility
incorrigible	incorrigibleness	incorruptibility
incorruptibleness	incorruption	incorruptness
incrassation	incrassations	increase
increaser	increasers	increases
incredibility	incredibleness	incredulities
incredulity	incredulousness	increment
increments	incretion	incrimination
incross	incrustation	incrustations
incubation	incubations	incubator
incubators	incubus	incubuses
incudes	inculcation	inculcations
inculcator	inculcators	inculpation
inculpations	incumbencies	incumbency
incumbent	incumbents	incurability
incurable	incurableness	incurables
incuriosity	incuriousness	incurrence
incurrences	incurring	incursion
incursions	incurvation	incurvations
incurvature	incurvatures	incurve
incurves	incuses	indaba
indabas	indagation	indagations
indagator	indagators	indamine
indebtedness	indecencies	indecency

indecision	indecisiveness	indecorousness
indecorum	indecorums	indefatigableness
indefeasibility	indefensibility	indefensibleness
indefinableness	indefiniteness	indehiscence
indelibility	indelibleness	indelicacies
indelicacy	indemnification	indemnities
indemnity	indemonstrability	indentation
indentations	indenter	indenters
indention	indentions	indents
indenture	indentures	independence
independences	independencies	independency
independent	independents	indescribability
indescribableness	indestructibility	indestructibleness
indeterminableness	indeterminacy	indeterminateness
indetermination	indeterminism	indeterminist
indeterminists	indexation	indexer
indexers	indexes	indexing
indexings	indican	indicant
indicants	indicating	indication
indications	indicative	indicatives
indicator	indicators	indices
indicium	indicolite	indiction
indictions	indictment	indictments
indifference	indifferency	indifferentism
indifferentist	indifferentists	indigence
indigences	indigene	indigenes
indigent	indigestibility	indigestion
indignation	indignations	indignities
indignity	indigoes	indigos
indigotin	indirection	indirections

indirectness	indiscernibility	indiscernibleness
indiscerptibility	indiscipline	indiscreetness
indiscretion	indiscretions	indiscriminateness
indiscrimination	indispensability	indispensable
indispensableness	indisposedness	indisposition
indispositions	indisputability	indisputableness
indissolubility	indissolubleness	indistinctiveness
indistinctness	indistinguishability	indistinguishableness
inditement	inditements	inditer
inditers	individual	individualisation
individualism	individualist	individualists
individualities	individuality	individualization
individuals	individuation	individuations
indivisibility	indivisibleness	indocility
indoctrination	indoctrinations	indoctrinator
indoctrinators	indolence	indolences
indomethacin	indomitability	indomitableness
indoxyl	indraft	indrafts
indraught	indraughts	indrises
indubitability	indubitableness	inducement
inducements	inducer	inducers
inducing	inductance	inductances
inductee	inductees	inductility
induction	inductions	inductor
inductors	indulgence	indulgences
indulgencies	indulgency	indulger
indulgers	indulging	induline
indulines	indults	indumentum
indumentums	induna	indunas
induplication	induplications	induration

indusium	industrialisation	industrialism
industrialist	industrialists	industrialization
industries	industriousness	industry
indweller	indwellers	inebriant
inebriants	inebriate	inebriates
inebriation	inebriations	inebrieties
inebriety	inedibility	ineducability
ineffability	ineffableness	ineffaceability
ineffectiveness	ineffectuality	ineffectualness
inefficiencies	inefficiency	inelasticity
inelegance	inelegancy	ineligibility
ineligible	ineloquence	ineloquences
ineptitude	ineptness	inequalities
inequality	inequitableness	inequities
inequity	ineradicableness	inerrability
inerrableness	inerrancy	inertia
inertness	inescutcheon	inescutcheons
inessential	inessentials	inessive
inestimability	inestimableness	inevitability
inevitable	inevitableness	inexactitude
inexactitudes	inexactness	inexcusability
inexcusableness	inexecution	inexhaustibility
inexistence	inexistences	inexorability
inexorableness	inexpedience	inexpediency
inexpensiveness	inexperience	inexpertness
inexpiableness	inexplicability	inexplicableness
inexpressiveness	inexpugnability	inexpugnableness
inextensibility	infallibilism	infallibility
infallible	infamies	infancies
infancy	infanta	infantas

infante	infantes	infanthood
infanticide	infanticides	infantilism
infantilisms	infantries	infantry
infantryman	infants	infarct
infarction	infarctions	infarcts
infare	infares	infatuate
infatuates	infatuation	infatuations
infeasibility	infeasibleness	infection
infections	infectiousness	infectiveness
infector	infectors	infecundity
infelicities	infelicity	inference
inferences	inferior	inferiorities
inferiority	inferiors	infernal
infernality	inferno	infernos
infertility	infestation	infestations
infeudation	infidel	infidelities
infidelity	infidels	infield
infielder	infielders	infields
infighter	infighters	infighting
infill	infills	infiltrate
infiltrates	infiltration	infiltrations
infiltrator	infiltrators	infimum
infiniteness	infinitesimal	infinitesimals
infinitive	infinitives	infinitude
infinity	infirmarian	infirmarians
infirmaries	infirmary	infirmities
infirmity	infirmness	infixes
inflamer	inflamers	inflaming
inflammability	inflammable	inflammableness
inflammation	inflammations	inflatable

inflatables	inflation	inflationism
inflationist	inflationists	inflations
inflator	inflators	inflection
inflections	inflexibility	inflexibleness
inflexion	inflexions	inflicter
infliction	inflictions	inflictor
inflorescence	inflorescences	inflows
influence	influences	influent
influents	influenza	influxes
infolding	infomercial	informalities
informality	informant	informants
information	informativeness	informer
informers	informing	infortune
infortunes	infotainment	infraction
infractions	infractor	infractors
infralapsarian	infralapsarians	infrangibility
infrangibleness	infrastructure	infrastructures

infrequencies	infrequency	infringement
infringements	infundibulum	infuriation
infuser	infusers	infusibility
infusion	infusions	infusoria
infusorian	infusorians	ingate
ingates	ingathering	ingatherings
ingemination	ingeminations	ingeniousness
ingenuities	ingenuity	ingenuousness
ingestion	ingestions	ingles
ingloriousness	ingoing	ingoings
ingots	ingrain	ingraining
ingrains	ingrate	ingrates
ingratiation	ingratitude	ingratitudes
ingredient	ingredients	ingress
ingresses	ingression	ingressions
ingressive	ingroup	ingroups
ingrowth	ingrowths	ingurgitation
ingurgitations	inhabitancies	inhabitancy
inhabitant	inhabitants	inhabitation
inhabitations	inhabiter	inhabiters
inhalant	inhalants	inhalation
inhalations	inhalator	inhalators
inhaler	inhalers	inharmonies
inharmoniousness	inharmony	inhaul
inhauls	inherence	inherences
inherencies	inherency	inheritance
inheritances	inheritor	inheritors
inheritress	inheritrix	inheritrixes
inhesion	inhibition	inhibitions
inhibitor	inhibitors	inhomogeneity

inhospitableness	inhospitality	inhumanity
inhumation	inhumations	inhumer
inhumers	inimicality	inimicalness
inimitability	inimitableness	iniquities
iniquitousness	iniquity	initial
initialization	initializations	initials
initiate	initiates	initiation
initiations	initiative	initiatives
initiator	initiators	injection
injections	injector	injectors
injudiciousness	injunction	injunctions
injurer	injurers	injuries
injuriousness	injury	injustice
injustices	ink-cap	inkberries
inkberry	inkblot	inkblots
inker	inkers	inkhorn
inkhorns	inkiness	inkling
inklings	inkpot	inkpots
inkstand	inkstands	inkwell
inkwells	inland	inlander
inlanders	inlands	inlayer
inlayers	inlays	inlets
inlier	inliers	inline
inmate	inmates	innards
innateness	inner	inners
innervation	inning	innings
innkeeper	innkeepers	innocence
innocency	innocent	innocents
innocuity	innocuousness	innovation
innovations	innovator	innovators

innoxiousness	inns	innuendo
innuendoes	innuendos	innumerability
innumerableness	innumerate	innumerates
innutrition	inobservance	inoculability
inoculating	inoculation	inoculations
inoculator	inoculators	inoculum
inoculums	inodorousness	inoffensiveness
inofficiousness	inoperativeness	inopportuneness
inopportunity	inordinacy	inordinateness
inorganization	inosculation	inosculations
inositol	inpouring	inpourings
input	inputs	inqilab
inqilabs	inquest	inquests
inquietude	inquiline	inquilines
inquilinity	inquirer	inquirers
inquiries	inquiring	inquiry
inquisition	inquisitions	inquisitiveness
inquisitor	inquisitorialness	inquisitors
inroad	inroads	inrush
inrushes	inrushing	inrushings
ins	insalivation	insalivations
insalubrity	insaneness	insanitariness
insanitation	insanity	insatiability
insatiableness	insatiateness	insatiety
inscape	inscapes	inscriber
inscribers	inscription	inscriptions
inscrutability	inscrutableness	insect
insectaries	insectarium	insectariums
insectary	insecticide	insecticides
insectifuge	insectifuges	insectivore

insectivores	insectology	insects
insecurities	insecurity	inselberg
insemination	inseminations	insensateness
insensibility	insensitiveness	insensitivity
insentience	insentiency	inseparability
inseparableness	insert	inserter
inserters	insertion	insertions
inserts	inset	insets
inside	insider	insiders
insides	insidiousness	insight
insights	insigne	insignes
insignia	insignias	insignificance
insignificancy	insincerities	insincerity
insinuation	insinuations	insinuator
insinuators	insipidity	insipidness
insipience	insistence	insistences
insistencies	insistency	insisting
insobriety	insociability	insolation
insolations	insole	insolence
insoles	insolubility	insolubleness
insolvability	insolvencies	insolvency
insolvent	insolvents	insomnia
insomniac	insomniacs	insomnolence
insouciance	insouciances	inspection
inspections	inspector	inspectorate
inspectorates	inspectors	inspectorship
inspectorships	inspiration	inspirations
inspirer	inspirers	inspissation
inspissations	inspissator	inspissators
instabilities	instability	installant

installants	installation	installations
installer	installers	installing
installment	installments	instalment
instalments	instance	instances
instancy	instant	instantaneity
instantaneousness	instants	instar
instars	instatement	instatements
instauration	instaurations	instaurator
instaurators	instep	insteps
instigation	instigations	instigator
instigators	instillation	instillations
instiller	instillers	instilling
instillment	instillments	instilment
instilments	instinct	instincts
institute	instituter	instituters
institutes	institution	institutionalisation
institutionalism	institutionalist	institutionalization
institutions	institutor	institutors
instruction	instructions	instructiveness
instructor	instructors	instructress
instructresses	instrument	instrumental
instrumentalism	instrumentalist	instrumentalists
instrumentality	instrumentals	instrumentation
instruments	insubordinate	insubordination
insubstantiality	insufficiency	insufflation
insufflations	insufflator	insufflators
insula	insulant	insulants
insular	insularism	insularity
insulas	insulation	insulations
insulator	insulators	insulin

insult	insulter	insulters
insults	insuperability	insuperableness
insupportableness	insurability	insurance
insurances	insurant	insurants
insured	insurer	insurers
insurgence	insurgences	insurgencies
insurgency	insurgent	insurgents
insurmountability	insurmountableness	insurrection
insurrectionary	insurrectionism	insurrectionist
insurrections	insusceptibility	inswing
inswinger	inswingers	inswings
intactness	intaglio	intaglioes
intaglios	intake	intakes
intangibility	intangible	intangibleness
intangibles	intarsia	intarsias
integer	integers	integral
integrality	integrals	integrand
integrands	integrating	integration
integrationist	integrationists	integrations
integrator	integrators	integrity
integument	integuments	intellect
intellection	intellections	intellects
intellectual	intellectualism	intellectualist
intellectuality	intellectuals	intelligence
intelligencer	intelligencers	intelligences
intelligentsia	intelligibility	intelligibleness
intemperance	intemperateness	intendance
intendancies	intendancy	intendant
intendants	intended	intendeds
intender	intendment	inteneration

intenerations	intenseness	intensification
intensifier	intensifiers	intension
intensions	intensities	intensity
intensive	intensiveness	intent
intention	intentionality	intentions
intentness	intents	interaction
interactionism	interactionist	interactionists
interactions	interambulacrum	interbrain
interbreeding	interbreedings	intercalation
intercalations	interceder	interceders
intercept	interception	interceptions
interceptor	interceptors	intercepts
intercession	intercessions	intercessor
intercessors	interchange	interchangeability
interchangeableness	interchanger	interchangers
interchanges	intercolumniation	intercom
intercommunication	intercommunion	intercommunity
intercoms	interconnectedness	interconnection
interconnections	interconversion	intercooler
intercoolers	intercostal	intercourse
intercrop	intercrops	intercross
intercrosses	intercurrence	interdependence
interdependences	interdict	interdiction
interdictions	interdicts	interdigitation
interest	interestedness	interestingness
interests	interface	interfaces
interfacing	interfacings	interfenestration
interference	interferences	interferer
interferers	interfering	interferometer
interferometers	interferometry	interferon

interfluence	interfluences	interfusion
interfusions	interglacial	intergradation
intergradations	intergrade	intergrades
intergrowth	intergrowths	interim
interims	interior	interiorities
interiority	interiors	interjection
interjections	interjector	interjectors
interkinesis	interlacement	interlacements
interlamination	interlay	interlays
interleaf	interlineation	interlineations
interlingua	interlinguas	interlining
interlinings	interlink	interlinks
interlocation	interlocations	interlock
interlocking	interlocks	interlocution
interlocutions	interlocutor	interlocutors
interlocutress	interlocutresses	interlocutrix
interlocutrixes	interloper	interlopers
interlude	interludes	interlunation
interlunations	intermarriage	intermarriages
intermeddler	intermeddlers	intermediacy
intermediaries	intermediary	intermediate
intermediates	intermediation	intermediations
intermediator	intermediators	interment
interments	intermezzo	intermezzos
intermigration	intermigrations	interminableness
intermission	intermissions	intermittence
intermittency	intermixture	intermixtures
intermodulation	intern	internal
internality	internalization	internals
international	internationalisation	internationalism

internationalist	internationalists	internationalization
internationals	interne	internee
internees	internes	internet
internist	internists	internment
internments	internode	internodes
interns	internship	internships
internuncio	internuncios	interoceptor
interoceptors	interosculation	interpellant
interpellants	interpellation	interpellations
interpenetration	interphase	interphases
interphone	interphones	interplay
interplays	interpleader	interpleaders
interpolater	interpolation	interpolations
interpolator	interpolators	interposal
interposals	interposer	interposers
interposition	interpositions	interpretation
interpretations	interpreter	interpreters
interpretership	interpreting	interregnum
interregnums	interrelation	interrelations
interrelationship	interrelationships	interrex
interrogation	interrogations	interrogative
interrogatives	interrogator	interrogators
interrogatory	interrupt	interrupter
interrupters	interruption	interruptions
interrupts	intersection	intersections
intersex	intersexes	intersexuality
interspace	interspaces	interspersal
interspersals	interspersion	interspersions
interstadial	interstice	interstices
interstitial	interstratification	intertexture

intertraffic	intertrigo	intertrigos
intertwine	intertwinement	intertwines
intertwist	intertwists	interunion
interunions	interurban	interval
intervale	intervals	intervener
interveners	intervenient	intervenor
intervenors	intervention	interventionism
interventionist	interventions	interview
interviewee	interviewees	interviewer
interviewers	interviews	interweave
interweaves	intestacies	intestacy
intestate	intestates	intestine
intestines	inti	intima
intimacies	intimacy	intimate
intimates	intimation	intimations
intimidation	intimidations	intimist
intimistes	intimists	intinction
intine	intines	intis
intolerability	intolerableness	intolerance
intolerances	intonaco	intonation
intonations	intoner	intoners
intorsion	intorsions	intoxicant
intoxicants	intoxication	intoxications
intractability	intractableness	intrados
intradoses	intransigeance	intransigence
intransigency	intransigent	intransigents
intrant	intrants	intravasation
intravasations	intrenchment	intrenchments
intrepidity	intricacies	intricacy
intricateness	intrigant	intrigante

intrigantes	intrigants	intrigue
intriguer	intriguers	intrigues
intro	introducer	introducers
introduction	introductions	introgression
introgressions	introit	introits
introject	introjection	introjections
introjects	intromission	intromissions
intromitter	intromitters	intros
introspection	introspectionist	introspections
introsusception	introversion	introversions
introvert	introverts	intruder
intruders	intrusion	intrusions
intrusiveness	intubation	intubations
intuition	intuitionalism	intuitionalist
intuitionalists	intuitionism	intuitionist
intuitionists	intuitions	intuitiveness
intuitivism	intumescence	intussusception
inula	inulas	inulase
inulin	inunction	inunctions
inundation	inundations	inurbanity
inuredness	inurement	inurements
inutilities	inutility	invader
invaders	invagination	invaginations
invalid	invalidation	invalidations
invalidism	invalidity	invalidness
invalids	invariability	invariable
invariableness	invariance	invariant
invariants	invasion	invasions
invective	invectives	inveiglement
inveiglements	inveigler	inveiglers

invenit	invention	inventions
inventiveness	inventor	inventories
inventors	inventory	inveracities
inveracity	inverse	inverses
inversion	inversions	invert
invertase	invertebrate	invertebrates
inverter	inverters	invertin
invertor	invertors	inverts
investigating	investigation	investigations
investigator	investigators	investing
investiture	investitures	investment
investments	investor	investors
inveteracy	inveterateness	invidiousness
invigilation	invigilations	invigilator
invigilators	invigorant	invigorants
invigoration	invigorations	invigorator
invigorators	invincibility	invincibleness
inviolability	inviolableness	inviolateness
invisibility	invisible	invisibleness
invisibles	invitation	invitations
invitatory	invite	invitee
invitees	inviter	inviters
invites	invitingness	invocation
invocations	invoice	invoices
involucel	involucels	involucre
involucres	involucrum	involucrums
involuntariness	involute	involutes
involution	involutional	involutions
involvement	involvements	invulnerability
invulnerableness	invultuation	invultuations

inwall	inwalls	inward
inwardness	inwards	inyala
inyalas

35 Nouns That Start With IO

IOU	A signed document acknowledging a debt.
Iona	A small island in the Inner Hebrides, off the western coast of Mull. It is the site of a monastery founded by St. Columba in about 563.
Ionesco	Eugène 1909–1994 French (Romanian-born) dramatist
Ionia	In classical times, the central part of the west coast of Asia Minor, which had long been inhabited by Hellenic people (the Ionians) and was again colonized by Greeks from the mainland from about the 8th century BC.
Ionian	A member of an ancient Hellenic people inhabiting Attica, parts of western Asia Minor, and the Aegean islands in preclassical and classical times. They also colonized the islands that became known as the Ionian Islands. Relating to the Ionians, Ionia, or the Ionian Islands.
Iowa	A state in the northern central US, acquired as part of the Louisiana Purchase in 1803; population 3,002,555 (est. 2008); capital, Des Moines. It became the 29th state of the US in 1846.
iodate	A salt or ester of iodic acid.
iodates	A salt or ester of iodic acid.
iodide	A compound of iodine with another element or group, especially a salt of the anion I⁻.
iodides	A compound of iodine with another element or group, especially a salt of the anion I⁻.
iodine	a nonmetallic halogen element that is an essential nutrient in the human diet and is used especially in medicine, photography, and analytical chemistry — see Chemical Elements Table
iodism	Iodine poisoning, causing thirst, diarrhea, weakness, and convulsions.
iodize	Treat or impregnate with iodine.
iodizes	Treat or impregnate with iodine.
iodoform	A volatile pale yellow sweet-smelling crystalline organic compound of iodine, with antiseptic properties.
iolite	cordierite
ion	An atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
ionic	Relating to, composed of, or using ions. Relating to or denoting a classical order of architecture characterized by a column with scroll shapes (volutes) on either side of the capital. The Ionic order of architecture. The ancient Greek dialect used in Ionia.
ionisation	to convert wholly or partly into ions
ioniser	A device which produces ionization, especially one used to improve the quality of the air in a room.
ionisers	A device which produces ionization, especially one used to improve the quality of the air in a room.
ionium	A radioactive isotope of thorium with mass number 230, produced by the alpha decay of uranium-234 and decaying in turn to radium-226 with a half-life of 75,000 years. Symbols Io, 230Th.
ionization	the act or process of ionizing something
ionizer	A device which produces ionization, especially one used to improve the quality of the air in a room.
ionizers	A device which produces ionization, especially one used to improve the quality of the air in a room.
ionomer	Any of a class of polymer materials consisting of thermoplastic resins stabilized by ionic cross-linkages, used to make dental cement and sealants.
ionomers	Any of a class of polymer materials consisting of thermoplastic resins stabilized by ionic cross-linkages, used to make dental cement and sealants.
ionone	Frequently with distinguishing Greek letter. Each of a number of fragrant unsaturated isomeric ketones which are products of the breakdown of carotenoids and occur naturally in some essential oils; specifically (more fully “β-ionone”) a compound that arises as a product of ψ-ionone in the synthesis of vitamin A. In full “ψ-ionone”. An acyclic compound isomeric with α- and β-ionone which can be cyclized to form those compounds and is used in the synthesis of vitamin A.
ionones	Frequently with distinguishing Greek letter. Each of a number of fragrant unsaturated isomeric ketones which are products of the breakdown of carotenoids and occur naturally in some essential oils; specifically (more fully “β-ionone”) a compound that arises as a product of ψ-ionone in the synthesis of vitamin A. In full “ψ-ionone”. An acyclic compound isomeric with α- and β-ionone which can be cyclized to form those compounds and is used in the synthesis of vitamin A.
ionopause	The upper boundary of the ionosphere of a planet, comet, or other celestial object.
ionosphere	The layer of the earth’s atmosphere that contains a high concentration of ions and free electrons and is able to reflect radio waves. It lies above the mesosphere and extends from about 50 to 600 miles (80 to 1,000 km) above the earth’s surface.
ions	An atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
iontophoresis	A technique of introducing ionic medicinal compounds into the body through the skin by applying a local electric current.
iota	The ninth letter of the Greek alphabet (Ι, ι), transliterated as ‘i. ’. in singular, usually with negative
iotacism	a speech defect marked by use of the sound \ē\ in place of other vowel sounds
iotacisms	a speech defect marked by use of the sound \ē\ in place of other vowel sounds
iotas	The ninth letter of the Greek alphabet (Ι, ι), transliterated as ‘i. ’. in singular, usually with negative

7 Nouns Starting With IP

Iphigenia	The daughter of Agamemnon, who was obliged to offer her as a sacrifice to Artemis when the Greek fleet was becalmed at Aulis on its way to the Trojan War. In some versions of the story, Artemis saved her life and took her to Tauris in the Crimea, where she became a priestess until rescued by her brother Orestes.
Ipoh	A city in western Malaysia, the capital of the state of Perak; population 702,500 (est. 2009).
Ipswich	A town in southeastern England, the county town of Suffolk, a port on the estuary of the Orwell River; population 145,700 (est. 2009).
ipecac	The dried rhizome of a South American shrub, or a drug prepared from this, used as an emetic and expectorant. The shrub of the bedstraw family that produces ipecac, native to Brazil and cultivated elsewhere.
ipecacs	the dried rhizome and roots of either of two tropical American plants (Cephaelis acuminata and C. ipecacuanha) of the madder family used especially as a source of emetine
ipomoea	A plant of the genus Ipomoea in the family Convolvulaceae, especially a morning glory.
ipomoeas	A plant of the genus Ipomoea in the family Convolvulaceae, especially a morning glory.

2 Words That Start With IQ Nouns

Iquique	city and port on the Pacific in northern Chile population216419
Iquitos	A city in northeastern Peru, a port on the west bank of the Amazon River; population 371,000 (est. 2007).

167 Nouns Beginning With IR

Ira	Individual retirement account. Irish Republican Army.
Iran	A country in the Middle East, between the Caspian Sea and the Persian Gulf; population 79,100,000 (estimated 2015); capital, Tehran; languages, Farsi (Persian) (official), Turkish, Kurdish, Arabic, and others.
Iranian	Relating to Iran or its people. A native or inhabitant of Iran, or a person of Iranian descent.
Iraq	A country in the Middle East, with an outlet on the Persian Gulf; population 36,400,000 (estimated 2015); capital, Baghdad; official language, Arabic.
Iraqi	Relating to Iraq, its people, or their language. A native or inhabitant of Iraq, or a person of Iraqi descent. The form of Arabic spoken in Iraq.
Iraqis	Relating to Iraq, its people, or their language. A native or inhabitant of Iraq, or a person of Iraqi descent. The form of Arabic spoken in Iraq.
Ireland	An island of the British Isles, lying west of Great Britain. Approximately four fifths of the area of Ireland forms the Republic of Ireland, with the remaining one fifth forming Northern Ireland. The Republic of Ireland.
Irena	a genus of birds (family Aegithinidae) consisting of the fairy bluebirds of India
Irene	a liquid hydrocarbon (CH3)4C10H8 derived from naphthalene and obtained by reduction and cyclization of irone with hydriodic acid and phosphorus
Irish	Relating to Ireland, its people, or the Celtic language traditionally and historically spoken there. as plural noun the Irish
Irishism	A statement which is manifestly self-contradictory or inconsistent. A characteristically Irish word, phrase, or idiom. Also occasionally more generally
Irishman	A native or inhabitant of Ireland, or a person of Irish descent, especially a man.
Irishwoman	A female native or inhabitant of Ireland, or a woman of Irish descent.
Irkutsk	The chief city of Siberia in eastern Russia, on the western shore of Lake Baikal; population 575,800 (est. 2008).
Ironside	a man of great strength or braveryWilliam Edmund 1880–1959 1st Baron Ironside British field marshal
Iroquoian	A language family of eastern North America, including the languages of the Five Nations, Tuscarora, Huron, Wyandot, and Cherokee. With the exception of Cherokee, all its members are extinct or nearly so. Relating to the Iroquois people or the Iroquoian language family.
Iroquois	A member of a former confederacy of six North American peoples (Mohawk, Oneida, Seneca, Onondaga, Cayuga, and Tuscarora) who lived mainly in southern Ontario and Quebec and northern New York State. Any of the Iroquoian languages spoken by the Iroquois. Relating to the Iroquois or their languages.
Irrawaddy	The principal river of Burma (Myanmar), 1,300 miles (2,090 km) long. It flows through a large delta into the eastern part of the Bay of Bengal.
Irvine	A planned city in southwestern California; population 207,500 (est. 2008).
Irving	An industrial city in northeastern Texas, between Dallas and Fort Worth; population 201,358 (est. 2008).
ire	Anger.
irenics	Aiming or aimed at peace. A part of Christian theology concerned with reconciling different denominations and sects.
ires	intense and usually openly displayed angerIreland
iridectomies	A surgical procedure to remove part of the iris.
iridectomy	A surgical procedure to remove part of the iris.
iridium	The chemical element of atomic number 77, a hard, dense silvery-white metal.
iris	A flat, colored, ring-shaped membrane behind the cornea of the eye, with an adjustable circular opening (pupil) in the center. A plant with sword-shaped leaves and showy flowers, typically purple, yellow, or white. Native to both Eurasia and North America, it is widely cultivated as an ornamental. (of an aperture, typically that of a lens) open or close in the manner of an iris or iris diaphragm. The goddess of the rainbow, who acted as a messenger of the gods.
irises	A flat, colored, ring-shaped membrane behind the cornea of the eye, with an adjustable circular opening (pupil) in the center. A plant with sword-shaped leaves and showy flowers, typically purple, yellow, or white. Native to both Eurasia and North America, it is widely cultivated as an ornamental. (of an aperture, typically that of a lens) open or close in the manner of an iris or iris diaphragm. The goddess of the rainbow, who acted as a messenger of the gods.
iritis	Inflammation of the iris of the eye.
iron	A tool or implement now or originally made of iron. A handheld implement with a flat steel base that is heated (typically with electricity) to smooth clothes, sheets, etc. A golf club with a metal head (typically with a numeral indicating the degree to which the head is angled in order to loft the ball)Smooth (clothes, sheets, etc. ) with an iron.
iron-gray	A dark gray color.
iron-grey	(More fully “grey cast iron”) cast iron that has a grey fracture and contains most of its carbon in the form of flakes of graphite.
ironbark	An Australian eucalyptus tree with thick, solid bark and hard, dense, durable timber.
ironbarks	An Australian eucalyptus tree with thick, solid bark and hard, dense, durable timber.
ironclad	Covered or protected with iron. A 19th-century warship with armor plating.
ironclads	Covered or protected with iron. A 19th-century warship with armor plating.
ironies	The expression of one’s meaning by using language that normally signifies the opposite, typically for humorous or emphatic effect. Of or like iron.
ironing	The task of ironing clothes, sheets, etc.
ironings	the action or process of smoothing or pressing with or as if with a heated iron
ironist	A person who uses irony.
ironists	A person who uses irony.
ironmonger	A person or store selling hardware such as tools and household implements.
ironmongers	A person or store selling hardware such as tools and household implements.
irons	A tool or implement now or originally made of iron. A handheld implement with a flat steel base that is heated (typically with electricity) to smooth clothes, sheets, etc. A golf club with a metal head (typically with a numeral indicating the degree to which the head is angled in order to loft the ball)Smooth (clothes, sheets, etc. ) with an iron.
ironsmith	A person who makes and repairs iron articles by hand; a blacksmith.
ironsmiths	A person who makes and repairs iron articles by hand; a blacksmith.
ironstone	Sedimentary rock containing a substantial proportion of iron compounds. usually as modifier
ironstones	Sedimentary rock containing a substantial proportion of iron compounds. usually as modifier
ironware	Articles made of iron, typically domestic implements.
ironwood	Any of a number of trees that produce very hard timber.
ironwork	Articles or parts made of iron.
ironworks	A place where iron is smelted or iron goods are made.
irony	The expression of one’s meaning by using language that normally signifies the opposite, typically for humorous or emphatic effect. Of or like iron.
irradiance	Physics literary
irradiation	The process or fact of irradiating or being irradiated. Optics
irredentism	A policy of advocating the restoration to a country of any territory formerly belonging to it.
irredentist	A person advocating the restoration to their country of any territory formerly belonging to it.
irregular	Not even or balanced in shape or arrangement. Contrary to the rules or to that which is normal or established. Grammar A member of an irregular military force. mainly North American
irregularities	something that is irregular (such as improper or dishonest conduct)
irregulars	Not even or balanced in shape or arrangement. Contrary to the rules or to that which is normal or established. Grammar A member of an irregular military force. mainly North American
irrelevance	The quality or state of being irrelevant.
irreligion	Indifference or hostility to religion, or lack of religious belief.
irremediableness	not remediable
irreverence	A lack of respect for people or things that are generally taken seriously.
irrigation	The supply of water to land or crops to help growth, typically by means of channels. Medicine
irrigations	The supply of water to land or crops to help growth, typically by means of channels. Medicine
irritant	A substance that causes slight inflammation or other discomfort to the body. A thing that is continually annoying or distracting. Causing slight inflammation or other discomfort to the body.
irritants	A substance that causes slight inflammation or other discomfort to the body. A thing that is continually annoying or distracting. Causing slight inflammation or other discomfort to the body.
irritation	The state of feeling annoyed, impatient, or slightly angry. Inflammation or other discomfort in a body part caused by reaction to an irritant substance.
irritations	The state of feeling annoyed, impatient, or slightly angry. Inflammation or other discomfort in a body part caused by reaction to an irritant substance.

Iranians	Irma	Ironsides
iracundity	irade	irades
irascibility	irefulness	irenicon
irenicons	irides	iridescence
iridescences	iridization	iridosmine
iridotomies	iridotomy	irisation
irisations	irksomeness	ironer
ironers	ironmongeries	ironmongery
irradiations	irrationalism	irrationalist
irrationalists	irrationality	irreality
irreclaimability	irreclaimableness	irreconcilability
irreconcilable	irreconcilableness	irrecoverableness
irredeemability	irredeemableness	irredentists
irreducibility	irreducibleness	irrefragability
irrefragableness	irrefrangibility	irrefrangibleness
irrefutability	irrefutableness	irregularity
irrelativeness	irrelevances	irrelevancies
irrelevancy	irreligionist	irreligionists
irreligiousness	irremissibility	irremissibleness
irremovability	irremovableness	irreparability
irreparableness	irrepealability	irrepealableness
irrepressibility	irrepressibleness	irreproachability
irreproachableness	irresistibility	irresistibleness
irresolubility	irresoluteness	irresolvability
irresolvableness	irresponsibility	irresponsibleness
irresponsiveness	irretention	irretentiveness
irretrievability	irretrievableness	irreversibility
irreversibleness	irrevocability	irrevocableness
irrigator	irrigators	irritableness
irritancies	irritancy	irritator
irritators	irruption	irruptions

186 Nouns That Start With IS

Isa	(in the UK) an individual savings account, a program allowing individuals to hold cash, shares, and unit trusts free of tax on dividends, interest, and capital gains. In 1999 it replaced both personal equity plans (PEPs) and tax-exempt special savings accounts (TESSAs). Industry standard architecture, a standard for connecting computers and their peripherals.
Isaac	(in the Bible) a Hebrew patriarch, son of Abraham and Sarah and father of Jacob and Esau.
Isaiah	A major Hebrew prophet of Judah in the 8th century BC, who taught the supremacy of the God of Israel and emphasized the moral demands on worshipers.
Iseult	A princess in medieval legend. According to one account, she was the sister or daughter of the king of Ireland, the wife of King Mark of Cornwall, and loved by Tristram. In another account, she was the daughter of the king of Brittany and wife of Tristram.
Isfahan	An industrial city in central Iran; population 1,602,110 (2006). It was the capital of Persia 1598–1722.
Ishmael	(in the Bible) a son of Abraham, by his wife Sarah’s maid, Hagar, driven away with his mother after the birth of Sarah’s son Isaac (Gen. 16:12). Ishmael (or Ismail) is also important in Islamic belief as the traditional ancestor of Muhammad and of the Arab peoples.
Ishtar	A Babylonian and Assyrian goddess of love and war whose name and functions correspond to those of the Phoenician goddess Astarte.
Isis	A goddess of fertility, wife of Osiris and mother of Horus. Her worship spread to western Asia, Greece, and Rome, where she was identified with various local goddesses. A name for the part of the River Thames that flows through Oxford, England. A militant Islamic fundamentalist group active particularly in Syria and Iraq.
Islam	The religion of the Muslims, a monotheistic faith regarded as revealed through Muhammad as the Prophet of Allah.
Islamabad	The capital of Pakistan, a modern planned city in the north of the country; population 673,800 (est. 2009). It replaced Rawalpindi as the capital in 1967.
Islamism	Islamic militancy or fundamentalism.
Islamite	Muslim. Muslim.
Islington	Attributive
Ismaili	A member of a branch of Shiite Muslims that seceded from the main group in the 8th century because of their belief that Ismail, the son of the sixth Shiite imam, should have become the seventh imam.
Ismailis	A member of a branch of Shiite Muslims that seceded from the main group in the 8th century because of their belief that Ismail, the son of the sixth Shiite imam, should have become the seventh imam.
Israel	A country in the Middle East, on the Mediterranean Sea; population 8,100,000 (estimated 2015); capital (not recognized as such by the United Nations), Jerusalem; languages, Hebrew (official), English, and Arabic. The northern kingdom of the Hebrews (c. 930–721 BC), formed after the reign of Solomon, whose inhabitants were carried away to captivity in Assyria.
Israeli	Relating to the modern country of Israel. A native or inhabitant of Israel, or a person of Israeli descent.
Israelis	Relating to the modern country of Israel. A native or inhabitant of Israel, or a person of Israeli descent.
Istanbul	A port in Turkey on the Bosporus that straddles Europe and Asia; population 10,757,300 (est. 2007). Formerly the Roman city of Constantinople 330–1453, it was built on the site of the ancient Greek city of Byzantium. It was captured by the Ottoman Turks in 1453 and was the capital of Turkey from that time until 1923.
isatin	A red crystalline compound used in the manufacture of dyes.
ischemia	An inadequate blood supply to an organ or part of the body, especially the heart muscles.
ischia	An island in the Tyrrhenian Sea off the western coast of Italy, about 16 miles (26 km) west of Naples.
ischium	The curved bone forming the base of each half of the pelvis.
island	A piece of land surrounded by water. A thing resembling an island, especially in being isolated, detached, or surrounded in some way. Anatomy Make into or like an island; place or enclose on or as on an island; isolate.
islander	A native or inhabitant of an island.
islands	A piece of land surrounded by water. A thing resembling an island, especially in being isolated, detached, or surrounded in some way. Anatomy Make into or like an island; place or enclose on or as on an island; isolate.
isle	An island or peninsula, especially a small one.
isles	An island or peninsula, especially a small one.
islet	A small island. Anatomy
islets	A small island. Anatomy
ism	A distinctive practice, system, or philosophy, typically a political ideology or an artistic movement.
isms	A distinctive practice, system, or philosophy, typically a political ideology or an artistic movement.
isn’t	Is not.
isobar	Meteorology Chemistry
isobars	Meteorology Chemistry
isocheim	A line on a map connecting points having the same average temperature in winter.
isocheims	A line on a map connecting points having the same average temperature in winter.
isochrone	A line on a diagram or map connecting points relating to the same time or equal times.
isoclinal	Denoting a fold of strata so acute that the two limbs are parallel.
isocline	A line on a diagram or map connecting points of equal gradient or inclination.
isoclines	A line on a diagram or map connecting points of equal gradient or inclination.
isogamy	Sexual reproduction by the fusion of similar gametes.
isogloss	A line on a dialect map marking the boundary between linguistic features.
isogonal	Indicating or connecting points of the earth’s surface at which the magnetic declination is the same.
isogonic	Indicating or connecting points of the earth’s surface at which the magnetic declination is the same.
isohel	A line on a map connecting points having the same duration of sunshine.
isohels	A line on a map connecting points having the same duration of sunshine.
isohyet	A line on a map connecting points having the same amount of rainfall in a given period.
isohyets	A line on a map connecting points having the same amount of rainfall in a given period.
isomer	Chemistry Physics
isomers	Chemistry Physics
isometrics	A system of physical exercises in which muscles are caused to act against each other or against a fixed object. Also called isometric exercise.
isometry	A transformation without a change to a figure’s shape or size, such as rotation or reflection.
isopleth	A line on a map connecting points having equal incidence of a specified meteorological feature.
isopod	A crustacean of the order Isopoda, such as a wood louse.
isopods	A crustacean of the order Isopoda, such as a wood louse.
isoprene	A volatile liquid hydrocarbon obtained from petroleum, whose molecule forms the basic structural unit of natural and synthetic rubbers.
isoptera	An order of insects that comprises the termites.
isostasy	The equilibrium that exists between parts of the earth’s crust, which behaves as if it consists of blocks floating on the underlying mantle, rising if material (such as an ice cap) is removed and sinking if material is deposited.
isothere	A line on a map connecting points having the same average temperature in summer.
isotherm	A line on a map connecting points having the same temperature at a given time or on average over a given period.
isotope	Each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relative atomic mass but not in chemical properties; in particular, a radioactive form of an element.
isotopes	Each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei, and hence differ in relative atomic mass but not in chemical properties; in particular, a radioactive form of an element.
issuance	The action of supplying or distributing something, especially for official purposes.
issue	An important topic or problem for debate or discussion. The action of supplying or distributing an item for use, sale, or official purposes. A result or outcome of something. The action of flowing or coming out. Law with objectissue from
issuer	A person or company that supplies or distributes something.
issuers	A person or company that supplies or distributes something.
issues	An important topic or problem for debate or discussion. The action of supplying or distributing an item for use, sale, or official purposes. A result or outcome of something. The action of flowing or coming out. Law with objectissue from
issuing	An important topic or problem for debate or discussion. The action of supplying or distributing an item for use, sale, or official purposes. A result or outcome of something. The action of flowing or coming out. Law with objectissue from
isthmus	A narrow strip of land with sea on either side, forming a link between two larger areas of land.
istle	(in Mexico and Central America) a plant fiber used for cordage, nets, and carpets.

Isadora	Isadore	Isbel
Isherwood	Ishmaelite	Isidora
Isidore	Isla	Islamisation
Islamization	Islay	Ismailian
Isobel	Isocrates	Isolda
Isolde	Israelite	Israelites
Issus	isagoge	isagoges
isagogic	isagogics	isallobar
isallobars	ischaemia	ischaemias
isinglass	islanders	isoagglutination
isoagglutinin	isoantigen	isoantigens
isobares	isobath	isobaths
isobront	isobronts	isochasm
isochasms	isochor	isochores
isochors	isochrones	isochronism
isoclinals	isocracies	isocracy
isocyanide	isocyanides	isodiaphere
isodimorphism	isodomum	isoetes
isogamete	isogametes	isogeny
isogeotherm	isogeotherms	isoglosses
isogon	isogonals	isogram
isograms	isolability	isolationism
isolationisms	isolationist	isolationists
isolations	isolator	isolators
isoleucine	isoline	isolines
isologue	isologues	isomagnetic
isomeres	isomerism	isomerisms
isomerization	isomerizations	isometric
isomorph	isomorphism	isomorphs
isoniazid	isonomy	isoperimeter

isoperimetry	isopleths	isopodan
isopolity	isopropyl	isoseismal
isoseismic	isotheres	isothermal
isothermals	isotherms	isotone
isotones	isotonicity	isotopies
isotopy	isotron	isotrons
isotropy	isotype	isotypes
issuances	isthmuses

35 Nouns Starting With IT

Italia	peninsula 760 miles (1223 kilometers) long in southern Europe projecting into the Mediterranean between the Adriatic and Tyrrhenian seascountry comprising the peninsula of Italy, Sicily, Sardinia, and numerous other islands; a republic since 1946, formerly a kingdom; capital Rome area 116,348 square miles (301,340 square kilometers), population62247000
Italian	Relating to Italy, its people, or their language. A native or inhabitant of Italy, or a person of Italian descent. The Romance language of Italy, descended from Latin. It is also one of the official languages of Switzerland.
Italianism	An Italian characteristic, expression, or custom. Attachment to Italy or Italian ideas or practices.
Italianist	a specialist in the study of Italy or the Italian people or the Italian language
Italianization	to act Italian
Italians	a native or inhabitant of Italy
Italy	A country in southern Europe; population 59,800,000 (estimated 2015); capital, Rome; official language, Italian. Italian name Italia.
Ithaca	An island off the western coast of Greece in the Ionian Sea, the legendary home of Odysseus. An academic city in central New York, at the southern end of Cayuga Lake, home to Cornell University and Ithaca College; population 29,763 (est. 2008).
Ito	International Trade OrganizationPrince Hirobumi 1841–1909 Japanese statesman
it’ll	It shall; it will.
itacolumite	a schistose micaceous quartzite that is flexible when split into thin slabs
italic	Of the sloping kind of typeface used especially for emphasis or distinction and in foreign words. An italic typeface or letter. Relating to or denoting the branch of Indo-European languages that includes Latin, Oscan, Umbrian, and the Romance languages. The Italic group of languages.
italicization	to print in italics or underscore with a single line
italicizations	to print in italics or underscore with a single line
italics	Of the sloping kind of typeface used especially for emphasis or distinction and in foreign words. An italic typeface or letter. Relating to or denoting the branch of Indo-European languages that includes Latin, Oscan, Umbrian, and the Romance languages. The Italic group of languages.
itch	An uncomfortable sensation on the skin that causes a desire to scratch. Be the site of or cause an itch.
itches	An uncomfortable sensation on the skin that causes a desire to scratch. Be the site of or cause an itch.
itchiness	to have an itch
itching	An uncomfortable sensation on the skin that causes a desire to scratch. Be the site of or cause an itch.
item	An individual article or unit, especially one that is part of a list, collection, or set. Used to introduce each item in a list.
itemization	the act of itemizing
itemizations	the act of itemizing
items	An individual article or unit, especially one that is part of a list, collection, or set. Used to introduce each item in a list.
iterance	repetitionsense 1a
iteration	The repetition of a process or utterance.
iterations	The repetition of a process or utterance.
ithyphallic	(especially of a statue of a deity or other carved figure) having an erect penis.
itinerancy	a system (as in the Methodist Church) of rotating ministers who itinerate
itinerant	Traveling from place to place. A person who travels from place to place.
itinerants	Traveling from place to place. A person who travels from place to place.
itineraries	A planned route or journey.
itinerary	A planned route or journey.

Italianisation

itemisation

itemisations

9 Words That Start With IV Nouns

Ivan	The name of six rulers of Russia. A Russian man, especially a Russian soldier.
Ives	Charles Edward 1874–1954 American composerJames Merritt 1824–1895 American lithographer
ivies	A woody evergreen Eurasian climbing plant, typically having shiny, dark green five-pointed leaves.
ivories	A hard creamy-white substance composing the main part of the tusks of an elephant, walrus, or narwhal, often (especially formerly) used to make ornaments and other articles. A creamy-white color.
ivory	A hard creamy-white substance composing the main part of the tusks of an elephant, walrus, or narwhal, often (especially formerly) used to make ornaments and other articles. A creamy-white color.
ivy	A woody evergreen Eurasian climbing plant, typically having shiny, dark green five-pointed leaves.

Ivanhoe

Ivo

Ivor

3 Nouns Beginning With IW

Ixion	A king who, by Zeus’s command, was pinned to a fiery wheel that revolved unceasingly through the underworld, as punishment for his alleged seduction of Hera.
ixia	A South African plant of the iris family, that bears showy six-petaled starlike flowers on tall wiry stems and has sword-shaped leaves.
ixtle	(in Mexico and Central America) a plant fiber used for cordage, nets, and carpets.

6 Nouns That Start With IZ

Izmir	A seaport and naval base in western Turkey, on an inlet of the Aegean Sea; population 2,606,300 (est. 2007).
Izvestia	A Russian daily newspaper founded in 1917 as the official organ of the Soviet government. It continued to be published independently after the collapse of communist rule and the breakup of the Soviet Union.
izard	(in the Pyrenees) a chamois.
izards	(in the Pyrenees) a chamois.
izzard	the letter z
izzards	the letter z

Conclusion

There are so many interesting nouns that start with the letter I. It’s amazing how such a small letter can produce such a wide variety of words. From “ice” to “island” and everything in between, the letter I is certainly a versatile one.

So the next time you’re looking for a good noun, don’t forget to check out the ones that start with I. You might just find the perfect word for your needs. Thanks for reading!

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

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T

U

V

W

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Z