FISSILE is a playable word

fissile Scrabble® Dictionary

adjective
capable of being split
42 Playable Words can be made from "FISSILE"
   2-Letter Words (8 found)
   3-Letter Words (14 found)
   4-Letter Words (13 found)
   5-Letter Words (6 found)
   7-Letter Words (1 found)