Словарь синонимов английского языка - tactless

(adj) coarse, boorish, uncivilized, unsophisticated, rough, rude, uncouth, discourdeous, ungentlemanly, unladylike, crude, gruff, bluff, abrupt, blunt, brusque, impertinent, disrespectful, uncivil, impolite, insensitive, awkward, bungling, clumsy, maladroit, inept, undiplomatic, thoughtless, gauche, unskilful, impolitic, imprudent, inconsiderate, injudicious, indiscreet, unwise: It was pretty tactless of him to ask her out in front of his ex-girlfriend.