CHESSMEN is a playable word

chessman Scrabble® Dictionary

noun
pl. chessmen
one of the pieces used in chess (a board game for two players)
83 Playable Words can be made from "CHESSMEN"
   2-Letter Words (9 found)
   3-Letter Words (15 found)
   7-Letter Words (2 found)
   8-Letter Words (2 found)