[1] : The Collaborative International Dictionary of English v.0.48

tactless \tact"less\, a.
   destitute of tact.
   1913 webster

[2] : WordNet (r) 2.0

tactless
     adj 1: lacking or showing a lack of what is fitting and considerate
            in dealing with others; "in the circumstances it was
            tactless to ask her age" syn: untactful ant: tactful
     2: showing skill in handling difficult situations syn: undiplomatic
     3: revealing lack of perceptiveness or judgment or finesse; "an
        inept remark"; "it was tactless to bring up those
        disagreeable" syn: inept
see also:
untactful tactful undiplomatic inept 

[3] : Moby Thesaurus II by Grady Ward, 1.0

95 moby thesaurus words for "tactless":
   abrupt, airy, awkward, blanket, bluff, blunt, boorish, brash,
   brusque, bungling, caddish, careless, casual, clumsy, coarse,
   crude, cursory, degage, discourteous, disregardant, disregardful,
   disrespectful, easygoing, flippant, forgetful, free and easy,
   gauche, general, gruff, heedless, ill-bred, impertinent, impolite,
   impolitic, imprudent, inconsiderate, indelicate, indifferent,
   indiscreet, indiscriminate, indiscriminative, inept, injudicious,
   insensitive, insouciant, lazy, loutish, louty, maladroit, nasty,
   nonjudgmental, oblivious, offensive, offhand, perfunctory,
   promiscuous, reckless, regardless, respectless, rough, rude,
   thoughtless, uncivil, uncivilized, uncouth, uncritical,
   uncriticizing, undemanding, undifferentiating, undiplomatic,
   undiscreet, undiscriminating, undiscriminative, unexacting,
   unfastidious, unfeminine, ungenteel, ungentle, ungentlemanly,
   unheedful, unheeding, unladylike, unmeticulous, unmindful,
   unparticular, unrefined, unselective, unsolicitous,
   unsophisticated, unsubtle, untactful, unthinking, unwise, vulgar,
   wholesale

Tactless >> T Words
Tactless, definition of term: Tactless
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