THESAURUS
ill-considered
a bit previous, advanced, automatic, bad, botched, bungled, butchered, casual, far ahead, forward, fumbled, futile, gut, half-baked, half-cocked, hasty, ill-advised, ill-contrived, ill-devised, ill-done, ill-executed, ill-gauged, ill-judged, ill-managed, ill-seasoned, ill-suited, ill-timed, impolitic, improper, imprudent, impulsive, inadvertent, inadvisable, inappropriate, inapt, inauspicious, incongruous, inconsiderate, inconvenient, indeliberate, indiscreet, inept, inexpedient, infelicitous, injudicious, inopportune, insensate, intempestive, intrusive, involuntary, irrational, irrelevant, late, mal a propos, malapropos, mindless, misadvised, misconducted, misdirected, misguided, mismanaged, mistimed, muffed, murdered, myopic, negligent, not firm, off base, out of line, out of phase, out of place, out of time, overhasty, oversoon, precipitate, precocious, premature, previous, reasonless, reckless, reflex, reflexive, rushed, senseless, shortsighted, snap, spoiled, spontaneous, thoughtless, too early, too late, too soon, unadvised, unbefitting, uncalculated, unconscious, unconsidered, uncrystallized, undeliberate, undeliberated, undesigned, undesirable, undiscerning, unfavorable, unfit, unfitting, unforeseeing, unfortunate, unhandy, unhappy, unintended, unintentional, unjelled, unlucky, unmatured, unmeditated, unmeet, unpremeditated, unprepared, unprofitable, unpropitious, unready, unreasonable, unreflecting, unreflective, unripe, unseasonable, unseeing, unseemly, unsensible, unsound, unstudied, unsuitable, unthinking, unthoughtful, untimely, untoward, unwilled, unwise, witless, wrong
