Synonyms and related words :
aberrant, abnormal, abominable, atrocious, bad, criminal, delinquent, deviant, discordant, disgraceful, disqualified, evil, functionless, futile, hardly the thing, ignominious, ill-adapted, ill-advised, ill-assorted, ill-chosen, ill-considered, ill-equipped, ill-fitted, ill-furnished, ill-matched, ill-provided, ill-qualified, ill-seasoned, ill-sorted, ill-suited, ill-timed, illegal, impolitic, improper, in disrepair, inadequate, inadmissible, inadvisable, inapplicable, inapposite, inappropriate, inapt, inauspicious, incapable, incapable of, incompatible, incompetent, incongruous, inconvenient, incorrect, indecorous, ineffective, ineffectual, inefficient, inept, inexpedient, infamous, infelicitous, inferior, inharmonious, inoperable, inoperative, inopportune, intempestive, intrusive, irrelevant, late, mal a propos, maladjusted, malapropos, misjoined, mismatched, mismated, misplaced, mistimed, nonfunctional, nonutilitarian, not done, not equal to, not the thing, not up to, off base, off-base, off-color, otiose, out of, out of character, out of joint, out of keeping, out of line, out of order, out of phase, out of place, out of proportion, out of season, out of time, out of tune, out of whack, out-of-line, premature, sacrilegious, scandalous, shameful, shameless, sinful, terrible, too late, too soon, unable, unable to, unadapted, unadjusted, unapt, unarmed, unbecoming, unbefitting, unconducive, uncongenial, undesirable, undue, unemployable, unendowed, unequipped, unfavorable, unfitted, unfitting, unfortunate, ungifted, unhandy, unhappy, unhelpful, unlawful, unlucky, unmeet, unprofitable, unpropitious, unprovided, unqualified, unready, unrighteous, unripe, unseasonable, unseemly, unskillful, unsuitable, unsuited, untalented, untimely, untoward, unusable, unwise, unworkable, wicked, wrong, wrongful