Unsound

Adjective

 * 1) Not sound; not whole; not solid; defective; infirm; diseased.

Antonyms

 * sound

Adverbs for Unsound
unfortunately; curiously; inexcusably; untenably; ridiculously; absurdly; dreadfully; wickedly; admittedly; miserably; dangerously; significantly;  manifestly;  openly; daringly; utterly; unreliably.

Thesaurus
Albigensian, Arian, Catharist, Donatist, Ebionitist, Erastian, Gnostic, Jansenist, Jansenistic, Jovinianist, Jovinianistic, Lollard, Manichaean, Monophysite, Monophysitic, Montanist, Montanistic, Pelagian, Sabellian, Waldensian, Wyclifite, abnormal, adulterated, afflicted, ailing, antinomian, apocryphal, batty, bereft of reason, blemished, brainsick, broken-down, cachectic, chancy, crackbrained, cracked, crazed, crazy, crumbling, daft, damaged, dangerous, debilitated, decayed, decrepit, defective, deficient, delicate, deluded, demented, deprived of reason, deranged, desultory, dilapidated, diseased, disintegrating, disoriented, distraught, doubtful, drained, dubious, emanationist, enervated, erroneous, exhausted, failing, fallacious, fallible, faulty, feeble, flawed, flighty, flimsy, found wanting, fragile, frail, groundless, hairy, hallucinated, hazardous, healthless, heretical, heterodox, hylotheist, hylotheistic, ill, ill-advised, ill-considered, ill-contrived, ill-devised, ill-gauged, ill-judged, illogical, immature, impaired, imperfect, impolitic, imprecise, imprudent, impure, in poor health, inaccurate, inadequate, inadvisable, incomplete, inconclusive, inconsiderate, incorrect, indebted, indiscreet, inexact, inexpedient, infirm, injudicious, injured, insane, insecure, insensate, insolvent, insubstantial, invalid, irrational, jeopardous, lacking, languishing, loco, lunatic, mad, maddened, makeshift, manic, mazed, mediocre, mental, mentally deficient, meshuggah, mindless, misadvised, misguided, mixed, moon-struck, morbid, moribund, myopic, non compos, non compos mentis, nonorthodox, not all there, not perfect, not right, odd, of unsound mind, off, pale, pantheist, pantheistic, partial, patchy, pathological, peaked, peaky, perilous, poor, poorish, precarious, provisional, psycho, psychotic, queer, ramshackle, reasonless, reckless, reduced, reduced in health, rickety, risky, rocky, rotten, rotten at, run-down, senseless, shaky, shifting, shifty, short, shortsighted, sick, sickly, sketchy, slippery, specious, stark-mad, stark-staring mad, strange, temporary, tentative, tetched, thoughtless, ticklish, tottering, tottery, touched, treacherous, unaccepted, unadvised, unapproved, unauthentic, unauthoritative, unbalanced, uncanonical, uncertain, unconsidered, undependable, undeveloped, undiscerning, uneven, unfaithworthy, unfinished, unfirm, unforeseeing, unfounded, unhealthy, unhinged, unorthodox, unperfected, unpredictable, unproved, unreasonable, unreflecting, unreflective, unreliable, unrigorous, unsafe, unsane, unscriptural, unseeing, unsensible, unsettled, unsolid, unstable, unsteadfast, unsteady, unsturdy, unsubstantial, unsure, unsustained, untenable, unthinking, unthorough, unthoughtful, untrue, untrustworthy, unwell, unwholesome, unwise, valetudinarian, valetudinary, wandering, weak, weakened, weakly, wicked, with low resistance, witless, wobbly, wounded, wrong

Etymology
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