SWEEPER is a playable word

sweeper Scrabble® Dictionary

noun
pl. sweepers
one that sweeps
61 Playable Words can be made from "SWEEPER"
   2-Letter Words (6 found)
   3-Letter Words (15 found)
   4-Letter Words (19 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)