dis·in·cen·tive 
(dĭs′ĭn-sĕntĭv)
(dĭs′ĭn-sĕntĭv)n.
Something that prevents or discourages action; a deterrent.
- unpromising
- unpromisingly
- unpronounceable
- unpropitious
- unpropitiously
- unprotected
- unprovided
- unprovidedly
- unprovoked
- unpublishable
- unputdownable
- unqualified
- unqualifiedly
- unquenchable
- unquenchably
- unquestionability
- unquestionable
- unquestionableness
- unquestionably
- unquestioned
- unquestioning
- unquestioningly
- unquiet
- unquietly
- unquietness