The Oxford Thesaurus An A-Z Dictionary of Synonyms - inept adj.

1) clumsy, awkward, bungling, maladroit, ungainly, bumbling, gauche, inexpert, unskilled, unskilful, incompetent, inefficient: If he is inept at sailing, he'd better become proficient. 2) inappropriate, inapt, unseemly, improper, unfitting, unfit, unsuitable, impolitic, undiplomatic, injudicious, imprudent, indiscreet, ill-considered, ill-judged, ill-advised, unadvised, unadvisable or inadvised, misguided, inexpedient, out of place, unwise: She made some inept comment and blushed furiously.