in·ept 
(ĭn-ĕpt)
(ĭn-ĕpt)adj.
1. Lacking or showing a lack of skill or competence; bungling or clumsy: an inept actor; an inept performance.
2. Showing a lack of judgment, sense, or reason; inappropriate or foolish: an inept remark.
[Latin ineptus : in-, not; see IN-1 + aptus, suitable; see APT.]
in·eptly adv.
in·eptness n.