EXCITON is a playable word

exciton Scrabble® Dictionary

noun
pl. excitons
a phenomenon occurring in an excited crystal
74 Playable Words can be made from "EXCITON"
   2-Letter Words (15 found)
   3-Letter Words (20 found)
   5-Letter Words (8 found)
   6-Letter Words (5 found)
   7-Letter Words (1 found)