OSTEOSISES is a playable word

osteosis Scrabble® Dictionary

noun
pl. osteosises or osteoses
the formation of bone
65 Playable Words can be made from "OSTEOSISES"
   2-Letter Words (12 found)
   3-Letter Words (19 found)
   4-Letter Words (16 found)
   5-Letter Words (7 found)
   6-Letter Words (5 found)
   7-Letter Words (2 found)
   8-Letter Words (2 found)
   9-Letter Words (1 found)
   10-Letter Words (1 found)