COFFIN is a playable word

coffin Scrabble® Dictionary

verb
coffined, coffining, coffins
to put in a coffin (a burial case)
25 Playable Words can be made from "COFFIN"
   2-Letter Words (6 found)
   3-Letter Words (6 found)
   4-Letter Words (12 found)
   6-Letter Words (1 found)