THESAURUS
untactful
airy, blanket, brash, careless, casual, cursory, degage, disregardant, disregardful, easygoing, flippant, forgetful, free and easy, general, heedless, impolitic, imprudent, inconsiderate, indifferent, indiscreet, indiscriminate, indiscriminative, insensitive, insouciant, lazy, maladroit, nonjudgmental, oblivious, offhand, perfunctory, promiscuous, reckless, regardless, respectless, tactless, thoughtless, uncritical, uncriticizing, undemanding, undifferentiating, undiplomatic, undiscreet, undiscriminating, undiscriminative, unexacting, unfastidious, unheedful, unheeding, unmeticulous, unmindful, unparticular, unprepared, unready, unselective, unsolicitous, unsubtle, unthinking, wholesale
ROGET THESAURUS
untactful
Discourtesy
N
discourtesy, ill breeding, ill manners, bad manners, ungainly manners, insuavity, uncourteousness rusticity, inurbanity, illiberality, incivility displacency, disrespect, procacity, impudence: barbarism, barbarity, misbehavior, brutality, blackguardism, conduct unbecoming a gentleman, grossieret_e, brusquerie, vulgarity, churlishness, spinosity, perversity, moroseness, sternness, austerity, moodishness, captiousness, cynicism, tartness, acrimony, acerbity, virulence, asperity, scowl, black looks, frown, short answer, rebuff, hard words, contumely, unparliamentary language, personality, bear, bruin, brute, blackguard, beast, unlicked cub, frump, crosspatch, saucebox, crooked stick, grizzly, discourteous, uncourteous, uncourtly, ill-bred, ill-mannered, ill-behaved, ill-conditioned, unbred, unmannerly, unmannered, impolite, unpolite, unpolished, uncivilized, ungenteel, ungentleman-like, ungentlemanly, unladylike, blackguard, vulgar, dedecorous, foul- mouthed foul-spoken, abusive, uncivil, ungracious, unceremonious, cool, pert, forward, obtrusive, impudent, rude, saucy, precocious, repulsive, uncomplaisant, unaccommodating, unneighborly, ungallant, inaffable, ungentle, ungainly, rough, rugged, bluff, blunt, gruff, churlish, boorish, bearish, brutal, brusque, stern, harsh, austere, cavalier, taint, sour, crabbed, sharp, short, trenchant, sarcastic, biting, doggish, caustic, virulent, bitter, acrimonious, venomous, contumelious, snarling, surly, surly as a bear, perverse, grim, sullen, peevish,
untactful, impolitic, undiplomatic, artless, discourteously, with discourtesy, with a bad grace.