CHEERER is a playable word

cheerer Scrabble® Dictionary

noun
pl. cheerers
one that cheers
15 Playable Words can be made from "CHEERER"
   2-Letter Words (4 found)
   3-Letter Words (6 found)
   4-Letter Words (3 found)
   5-Letter Words (1 found)
   7-Letter Words (1 found)