BACKWASH is a playable word

backwash Scrabble® Dictionary

verb
backwashed, backwashing, backwashes
to spray water backward
88 Playable Words can be made from "BACKWASH"
   2-Letter Words (9 found)
   3-Letter Words (27 found)
   5-Letter Words (13 found)
   6-Letter Words (7 found)
   7-Letter Words (3 found)
   8-Letter Words (1 found)