GRASSES is a playable word

grass Scrabble® Dictionary

verb
grassed, grassing, grasses
to cover with grass (herbaceous plants)
66 Playable Words can be made from "GRASSES"
   2-Letter Words (7 found)
   3-Letter Words (21 found)
   5-Letter Words (12 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)