CEMENTUMS is a playable word

cementum Scrabble® Dictionary

noun
pl. cementums or cementa
the hard tissue covering the roots of the teeth
146 Playable Words can be made from "CEMENTUMS"
   2-Letter Words (14 found)
   6-Letter Words (7 found)
   7-Letter Words (3 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)