CHIASMAS is a playable word

chiasma Scrabble® Dictionary

noun
pl. chiasmas or chiasmata
an anatomical junction
(adjective) chiasmal, chiasmic
120 Playable Words can be made from "CHIASMAS"
   2-Letter Words (13 found)
   3-Letter Words (30 found)
   6-Letter Words (9 found)
   7-Letter Words (6 found)
   8-Letter Words (2 found)