unsound synonyms and antonyms

unsound

English mentally ill, worm eaten, fallacious, illogical, unfit, bad, weak

mentally ill

English unsound, crazy, unstable

worm eaten

English unsound, maggoty, vermiculate, wormy

fallacious

English unsound, erroneous, fraudulent, mendacious

illogical

English unsound, weak, unlogical, choplogical, garbled, absurd, irrational, unreasoning, disconnected

unfit

English unsound, inappropriate, out of condition, unbecoming, disqualify, wrong

bad

English unsound, bath, addled, abandoned, abominable, badass, base, corrupt, deficient, detestable, disgusting, false, faulty, ill, inferior, lousy, malodorous, off, poor, punk, rotten, severe, spurious, substandard, unacceptable, unfavorable, ungodly, unsatisfactory, vicious, wanting, wicked, wretched, wrong, defective, forged, high risk, regretful, spoiled, tough, uncollectible, badly, badness, bathhouse, bathroom, big, boat, evil doer, miserable, naughty, spa, ungood, wind

weak

English illogical, unsound, weak minded, ailing, brittle, feeble, lame, languid, limp, little, pithless, powerless, regular, vincible, accessible, adulterated, attenuated, boneless, breakable, childish, compliant, debilitated, defenceless, delicate, dilute, diluted, enervated, enfeebled, exhausted, faint, flimsy, foolish, frail, frangible, frivolous, futile, gentle, helpless, imbecile, inconclusive, inconsiderable, indiscreet, indistinct, ineffective, ineffectual, inefficient, infirm, injudicious, insipid, irresolute, languished, light, low, pliable, pliant, poor, puny, senseless, shaky, shallow, sickly, silly, simple, sleazy, slender, slight, spent, strengthless, stupid, tasteless, thin, trifling, unconvincing, undecided, undetermined, unhealthy, unprotected, unsafe, unsatisfactory, unsettled, unstable, unsteady, unstressed, unsubstantial, unsupported, unsustained, untrustworthy, unwise, vacillating, vague, vain, vulnerable, wasted, watery, wavering, weakly, witless, yielding, decrepit, imperfect, unaccented, weedy, wishy washy

unsound antonyms

in condition, fit, nonweak, strong, beneficial, advantageous, durable, healthy, potent, good, might, power, strength, sound, conditioned, invincible, tough, steel, in awful condition, in critical condition, in good condition, in perfect condition, in bad condition, apoplectic fit, strong willed, logical, adequate, benevolent, knock down, logic puzzle, fair to middling, gainful, salutary, usufructuary, eleemosynary, freehearted, burly, charitable, permanent, long lasting, long wearing, perdurable, enough, equal, exacting, favorable, favourable, friendly, good hearted, hard, hardy, unbeatable, unconquerable, undefeatable, unvanquishable, inviolable, kindly, large hearted, reasonable, coherent, legitimate, lucid, ok, openhearted, philanthropic, plus, powerful, world power, propitious, seemly, stiff, sympathetic, undestroyable, virile, wholesome, sustainable, capital expenditure, foot

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