MASSIFS is a playable word

massif Scrabble® Dictionary

noun
pl. massifs
a principal mountain mass
34 Playable Words can be made from "MASSIFS"
   2-Letter Words (9 found)
   3-Letter Words (12 found)
   4-Letter Words (9 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)