SWISHIEST is a playable word

swishy Scrabble® Dictionary

adjective
swishier, swishiest
making a swishing sound
115 Playable Words can be made from "SWISHIEST"
   2-Letter Words (13 found)
   3-Letter Words (24 found)
   7-Letter Words (3 found)
   8-Letter Words (2 found)
   9-Letter Words (1 found)