Browse all Synonyms
Impregnable Synonyms: unyielding, unassailable, tenable, secure, fast, redoubtable, invulnerable, invincible, unconquerable.Impregnate Synonyms: fertilize, inseminate, fecundate, fructify, engender, beget, get with child.Impress Synonyms: affect, touch, strike, reach, interest, influence, sway, move, stir, excite.imprint, mark, indent, stamp, press, print, seal, sign, engrave, shape, mold.Impression Synonyms: mark, imprint, stamp, print, seal, brand, figure, trace, indentation, mold.effect, influence, impact, sensation, emotion, idea, view, conception, opinion, sense, notion, hunch, fancy, supposition, rem...Impressionable Synonyms: sensitive, responsive, receptive, emotional, susceptible, vulnerable, inexperienced, immature, ingenuous, naive.Impressionistic Synonyms: subjective, evocative, subtle, suggestive, vague, imprecise, sketchy, hazy, delicate, moody.Impressive Synonyms: effective, convincing, serious, remarkable, admirable, grand, magnificent, splendid, wondrous, inspiring, profound, solemn, grave, awesome, overpowering, forcible, striking.Imprimatur Synonyms: approval.Imprint Synonyms: mark, stamp, press, impress, seal, sign, engrave, reproduce.impression, effect, indication, impact, influence.mark, stamp, seal, sign, indentation, character, figure.Imprison Synonyms: jail, incarcerate, immure, impound, commit, lock up, trammel, confine, constrain, restrain, retain, detain, hold, keep, enclose.Improbable Synonyms: unlikely, rare, implausible, uncommon, doubtful, questionable, chancy, risky.Impromptu Synonyms: improvised, extemporaneous, extemporary, adlib, makeshift, unrehearsed, offhand, unpremeditated, spontaneous, off the cuff.Improper Synonyms: unsuitable, inappropriate, unfit, inapt, unbecoming, unseemly, questionable, suggestive, offensive, indecorous, indelicate, indecent, off-color, lewd.Impropriety Synonyms: slip, mistake, blunder, gaucherie, ineptitude, oversight, inadvertence, gaffe, faux pas.Improve Synonyms: better, ameliorate, benefit, help, enhance, advance, promote, polish, purify, refine, reform, revise, amend, correct, right, rectify.Improvement Synonyms: betterment, enrichment, amelioration, enhancement, advancement, promotion, reform, correction, amendment, reconstruction.Improvise Synonyms: extemporize, adlib, contrive, devise, wing it, concoct, hatch, make do, dream up, invent, originate.Imprudent Synonyms: unwise.Impudence Synonyms: insolence.Impudent Synonyms: insolent, rude, impertinent, forward, saucy, bold, brazen, presumptuous, cheeky, insulting, disrespectful.Impugn Synonyms: challenge, attack, oppose, assail, deny, negate, rebut, contradict, dispute, call in question, question.Impulse Synonyms: urge, stimulus, spur, itch, drive, instinct, desire, motive, inclination, penchant, propensity, need.Impulsive Synonyms: rash, impetuous, excitable, emotional, spontaneous, unpremeditated, thoughtless, imprudent, incautious, hasty, sudden, abrupt, precipitate.Impure Synonyms: unchaste, immodest, loose, immoral, coarse, gross, unclean, smutty, indecent, lewd, obscene.dirty, unclean, foul, filthy, contaminated, polluted.Impurity Synonyms: pollutant, contaminant, adulteration.