TEAMMATES is a playable word

teammate Scrabble® Dictionary

noun
pl. teammates
a member of the same team
125 Playable Words can be made from "TEAMMATES"
   2-Letter Words (13 found)
   3-Letter Words (29 found)
   6-Letter Words (8 found)
   7-Letter Words (1 found)
   8-Letter Words (3 found)
   9-Letter Words (1 found)