12-letter words containing a, s, t, i
- ichthyosaurs — Plural form of ichthyosaur.
- iconoclastic — attacking or ignoring cherished beliefs and long-held traditions, etc., as being based on error, superstition, or lack of creativity: an iconoclastic architect whose buildings are like monumental sculptures.
- iconomachist — a person who campaigns against the use of icons in religious worship
- idea hamster — a person who is employed as a source of new ideas
- idealisation — Alternative spelling of idealization.
- idiot savant — a mentally defective person with an exceptional skill or talent in a special field, as a highly developed ability to play music or to solve complex mathematical problems mentally at great speed.
- idolatrously — In an idolatrous manner.
- ignis fatuus — Also called friar's lantern, will-o'-the-wisp. a flitting phosphorescent light seen at night, chiefly over marshy ground, and believed to be due to spontaneous combustion of gas from decomposed organic matter.
- ignorantness — The state or quality of being ignorant; ignorance.
- ill-assorted — badly matched; incompatible
- illegalities — Plural form of illegality.
- illiteracies — Plural form of illiteracy.
- illuminators — Plural form of illuminator.
- illustrating — Present participle of illustrate.
- illustration — something that illustrates, as a picture in a book or magazine.
- illustrative — serving to illustrate; explanatory: illustrative examples.
- illustrators — Plural form of illustrator.
- illustratory — Serving to illustrate.
- immatureness — not mature, ripe, developed, perfected, etc.
- immaturities — Plural form of immaturity.
- immigrations — Plural form of immigration.
- immiseration — to make miserable.
- immoralistic — (somewhat, rare) Of or relating to immoralism.
- immoralities — Plural form of immorality.
- immortalised — to bestow unending fame upon; perpetuate.
- immortalizes — Third-person singular simple present indicative form of immortalize.
- immunisation — (British, immunology) alternative spelling of immunization.
- impartialist — Someone who is or pretends to be impartial.
- impassionate — filled with passion; impassioned.
- impeachments — Plural form of impeachment.
- imperforates — Plural form of imperforate.
- imperialists — Plural form of imperialist.
- impersonated — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- impersonates — Third-person singular simple present indicative form of impersonate.
- impersonator — a person who pretends to be another.
- implications — something implied or suggested as naturally to be inferred or understood: to resent an implication of dishonesty.
- implicatures — Plural form of implicature.
- importancies — Plural form of importancy.
- importations — Plural form of importation.
- impositional — Of or relating to imposition; intrusive.
- imprecations — Plural form of imprecation.
- improvisator — a person who improvises; improviser.
- in altissimo — in the octave commencing an octave above the treble clef
- in isolation — If something is considered in isolation from other things that it is connected with, it is considered separately, and those other things are not considered.
- in its train — If something brings problems or difficulties in its train, the problems or difficulties occur as a natural or logical result of it.
- in mothballs — a small ball of naphthalene or sometimes of camphor for placing in closets or other storage areas to repel moths from clothing, blankets, etc.
- in statu quo — in the state in which (anything was or is).
- in substance — that of which a thing consists; physical matter or material: form and substance.
- in that case — then
- in the cards — a usually rectangular piece of stiff paper, thin pasteboard, or plastic for various uses, as to write information on or printed as a means of identifying the holder: a 3″ × 5″ file card; a membership card.