inept in WordNet English dictionary

1. not elegant or graceful in expression
   "an awkward prose style"; "a clumsy apology"; "his cumbersome writing style"; "if the rumor is true, can anything be more inept than to repeat it now?"
   awkward  clumsy  cumbersome  inapt  inept  ill-chosen 
   
2. generally incompetent and ineffectual
   "feckless attempts to repair the plumbing"; "inept handling of the account"
   feckless  inept 
   
3. revealing lack of perceptiveness or judgment or finesse
   "an inept remark"; "it was tactless to bring up those disagreeable"
   inept  tactless