COYPOU is a playable word

coypou Scrabble® Dictionary

noun
pl. coypous
a coypu
20 Playable Words can be made from "COYPOU"
   2-Letter Words (5 found)
   3-Letter Words (8 found)
   4-Letter Words (4 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)