COMPOSTS is a playable word

compost Scrabble® Dictionary

verb
composted, composting, composts
to fertilize
106 Playable Words can be made from "COMPOSTS"
   2-Letter Words (7 found)
   3-Letter Words (26 found)
   6-Letter Words (8 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)