SEETHES is a playable word

seethe Scrabble® Dictionary

verb
seethed, seething, seethes
to surge or foam as if boiling
36 Playable Words can be made from "SEETHES"
   2-Letter Words (6 found)
   3-Letter Words (11 found)
   4-Letter Words (12 found)
   5-Letter Words (3 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)