unfeelingness, n. insensibility, impassibility, impassivity, torpidity, numbness, apathy; unkindness, cruelty, stoicism, incompassion, inclemency.

unfeigned, a. genuine, sincere, unaffected, unassumed.

unfinished, a. incomplete.

unfit, a. unsuitable, ineligible, inappropriate, unqualified, incompetent, inapt, inept.

unfit, v. disqualify, incapacitate, disable.

unfitness, n. ineligibility, unsuitableness, incompetency, irrelevance, disqualification.

unflattering, a. uncomplimentary, derogatory, frank.

unfledged, a. callow, unfeathered, squab.

unflinching, a. resolute.

unfold, v. unfurl, expand, evolve, unroll; disentangle, unravel, resolve; divulge, disclose, reveal, elucidate.

unfoldment, n. evolution, evolvment, expansion, unrolling; disentanglement, interpretation, explanation.

unforced, a. spontaneous, voluntary, optional, unconstrained.

unforgivable, a. unpardonable, irremissible, inexpiable.

unforgiving, a. implacable, irremissive, relentless.

unfortunate, a. unlucky, unsuccessful, disastrous, ill-starred, ill-fated.

unfounded, a. baseless, groundless.

unfriendliness, n. enmity, inimicalness, hostility, disfavor, antipathy, disaffection, alienation, estrangement, unfriendship.

unfriendly, a. hostile, ill-disposed, inimical, malign, unamicable, disaffected, alienated, estranged, antagonistic, unfavorable, adverse.

unfruitful, a. unproductive, effete, unprolific, infertile, acarpous.

ungainly, a. awkward, gawky, ungraceful, lumbering, loutish, wooden, uncouth.

ungenerous, a. illiberal, narrow, sordid, uncharitable, stingy.

unglue, v. deglutinate.

ungodly, a. godless, impious, irreverent, profane, unrighteous.

ungovernable, a. unruly, unmanageable, refractory, intractable, mutinous, impotent, irrepressible, rampant, unbridled, impetuous.

ungraceful, a. awkward, uncourtly, clumsy, uncouth, lumbering, ungainly, wooden, gawky.

ungrateful, a. ingrateful, unthankful; disagreeable, offensive.

ungratefulness, n. ingratitude.

ungrateful person. ingrate.

unguarded, a. defenseless, unprotected; incautious, unwary.

unhair, v. depilate.

unhairing, n. depilation.  Associated Word:  depilatory.

unhallowed, a. unsanctified, profane.

unhandy, a. inconvenient; clumsy, awkward, maladroit.

unhappiness, n. infelicity, misery, distress, sorrow, woe.

unhappy, a. infelicitous, unfortunate; miserable, wretched, sad, sorrowful, disconsolate, woeful, distressed, heart-sick, mournful, lugubrious; deplorable, calamitous, distressing, grievous, inauspicious, unpropitious, malign.

unharmed, a. unscathed, inviolate, uninjured, unhurt, intact, scathless.