KEENEST is a playable word

keen Scrabble® Dictionary

adjective
keener, keenest
enthusiastic
verb
keened, keening, keens
to wail loudly over the dead
51 Playable Words can be made from "KEENEST"
   2-Letter Words (5 found)
   3-Letter Words (14 found)
   4-Letter Words (17 found)
   5-Letter Words (11 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)