EXOSMIC is a playable word

exosmose Scrabble® Dictionary

noun
pl. exosmoses
a form of osmosis
(adjective) exosmic
74 Playable Words can be made from "EXOSMIC"
   2-Letter Words (15 found)
   3-Letter Words (27 found)
   4-Letter Words (16 found)
   5-Letter Words (13 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)