SHOOSHING is a playable word

shoosh Scrabble® Dictionary

verb
shooshed, shooshing, shooshes
to move with a rushing sound
103 Playable Words can be made from "SHOOSHING"
   2-Letter Words (14 found)
   3-Letter Words (29 found)
   6-Letter Words (6 found)
   7-Letter Words (3 found)
   9-Letter Words (1 found)