LESSENED is a playable word

lessen Scrabble® Dictionary

verb
lessened, lessening, lessens
to make or become less
78 Playable Words can be made from "LESSENED"
   2-Letter Words (6 found)
   3-Letter Words (16 found)
   6-Letter Words (7 found)
   7-Letter Words (2 found)
   8-Letter Words (2 found)