Synonyms and related words :
bad, futile, ill-adapted, ill-advised, ill-assorted, ill-chosen, ill-considered, ill-fitted, ill-matched, ill-seasoned, ill-sorted, ill-suited, ill-timed, impolitic, improper, inadmissible, inadvisable, inapplicable, inapposite, inappropriate, inapt, inauspicious, incongruous, inconvenient, inept, inexpedient, infelicitous, inopportune, intempestive, intrusive, irrelevant, late, mal a propos, maladjusted, malapropos, misjoined, mismatched, mismated, misplaced, mistimed, off base, out of character, out of joint, out of keeping, out of line, out of phase, out of place, out of proportion, out of season, out of time, out of tune, premature, too late, too soon, unadapted, unapt, unbecoming, uncomely, undesirable, undue, unfavorable, unfit, unfitted, unfitting, unfortunate, unhandy, unhappy, unlucky, unmeet, unprofitable, unpropitious, unqualified, unready, unripe, unseasonable, unseemly, unsuitable, unsuited, untimely, untoward, unwise, wrong