KEENER is a playable word

keener Scrabble® Dictionary

noun
pl. keeners
one that keens
18 Playable Words can be made from "KEENER"
   2-Letter Words (4 found)
   3-Letter Words (7 found)
   4-Letter Words (5 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)