COISTRIL is a playable word

coistril Scrabble® Dictionary

noun
pl. coistrils
coistrel
120 Playable Words can be made from "COISTRIL"
   2-Letter Words (11 found)
   3-Letter Words (26 found)
   6-Letter Words (3 found)
   7-Letter Words (4 found)
   8-Letter Words (2 found)