CROSSER is a playable word

crosser Scrabble® Dictionary

noun
pl. crossers
one that crosses
66 Playable Words can be made from "CROSSER"
   2-Letter Words (7 found)
   3-Letter Words (19 found)
   4-Letter Words (18 found)
   5-Letter Words (13 found)
   6-Letter Words (6 found)
   7-Letter Words (3 found)