OSSEIN is a playable word

ossein Scrabble® Dictionary

noun
pl. osseins
a protein substance in bone
52 Playable Words can be made from "OSSEIN"
   2-Letter Words (12 found)
   3-Letter Words (16 found)
   4-Letter Words (12 found)
   5-Letter Words (5 found)
   6-Letter Words (7 found)