SCOWL is a playable word

scowl Scrabble® Dictionary

verb
scowled, scowling, scowls
to frown angrily
23 Playable Words can be made from "SCOWL"
   2-Letter Words (5 found)
   3-Letter Words (9 found)
   4-Letter Words (7 found)
   5-Letter Words (2 found)