DIMINISH is a playable word

diminish Scrabble® Dictionary

verb
diminished, diminishing, diminishes
to lessen
49 Playable Words can be made from "DIMINISH"
   2-Letter Words (8 found)
   3-Letter Words (15 found)
   4-Letter Words (19 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)
   8-Letter Words (1 found)