CHASM is a playable word

chasm Scrabble® Dictionary

noun
pl. chasms
a deep cleft in the earth
(adjective) chasmal, chasmed, chasmic, chasmy
28 Playable Words can be made from "CHASM"
   2-Letter Words (7 found)
   3-Letter Words (9 found)
   4-Letter Words (9 found)
   5-Letter Words (3 found)