9-letter words containing i, n, a, s, o
- gustation — the act of tasting.
- gynobasic — an elevation of the receptacle of a flower, bearing the gynoecium.
- gyrations — Plural form of gyration.
- hailstone — a pellet of hail.
- hamiltons — Plural form of hamilton.
- harmonics — Music. overtone (def 1).
- harmonies — Plural form of harmony.
- harmonise — to bring into harmony, accord, or agreement: to harmonize one's views with the new situation.
- harmonist — a member of a celibate religious sect that emigrated from Germany to Pennsylvania in 1803.
- herodians — of or relating to Herod the Great, his family, or its partisans.
- himations — Plural form of himation.
- historian — an expert in history; authority on history.
- hoardings — Plural form of hoarding.
- hoariness — The characteristic of being hoary.
- hobbesian — a person who believes in or advocates the principles of Thomas Hobbes.
- hooligans — Plural form of hooligan.
- horntails — Plural form of horntail.
- hortensia — Hydrangea.
- hostaging — a person given or held as security for the fulfillment of certain conditions or terms, promises, etc., by another.
- houstonia — any North American plant, belonging to the genus Houstonia, of the madder family, especially H. caerulea, the common bluet.
- humanoids — Plural form of humanoid.
- ideations — Plural form of ideation.
- ignoramus — an extremely ignorant person.
- ignorants — Plural form of ignorant.
- illations — Plural form of illation.
- ilocano's — a member of a people of Luzon in the Philippines.
- impassion — to fill, or affect strongly, with intense feeling or passion; inflame; excite.
- in a spot — a rounded mark or stain made by foreign matter, as mud, blood, paint, ink, etc.; a blot or speck.
- in reason — a basis or cause, as for some belief, action, fact, event, etc.: the reason for declaring war.
- in season — one of the four periods of the year (spring, summer, autumn, and winter), beginning astronomically at an equinox or solstice, but geographically at different dates in different climates.
- inactions — Plural form of inaction.
- incompass — Archaic form of encompass.
- indeavors — Plural form of indeavor.
- indonesia — East Indies (def 1).
- infandous — (obsolete) Extremely odious.
- infusoria — Irregular plural form of infusorium.
- innovates — Third-person singular simple present indicative form of innovate.
- inosinate — Any salt or ester of inosinic acid; the salts are used as flavour enhancers.
- insolated — to expose to the sun's rays; treat by exposure to the sun's rays.
- insolates — Third-person singular simple present indicative form of insolate.
- insomniac — a person who suffers from insomnia, the inability, especially when chronic, to obtain sufficient sleep, through difficulty in falling or staying asleep: Her husband, an insomniac, had at last fallen asleep at the computer, head resting on the keyboard.
- insomnias — Plural form of insomnia.
- instanton — (mathematics, physics) A solution to the imaginary time nonlinear field equation of Yang-Mills field theory; carries information about quantum tunnelling.
- insulator — Electricity. a material of such low conductivity that the flow of current through it is negligible. insulating material, often glass or porcelain, in a unit form designed so as to support a charged conductor and electrically isolate it.
- intaglios — Plural form of intaglio.
- invasions — Plural form of invasion.
- ionopause — the transitional zone between the ionosphere and the mesosphere.
- irisation — the effect or quality of being iridescent; iridescence.
- iron mask — an iron covering for the face, supposedly used in the past to conceal the identity of a well-known prisoner
- ironclads — Plural form of ironclad.