MOPBOARDS is a playable word

mopboard Scrabble® Dictionary

noun
pl. mopboards
a board at the base of a wall
278 Playable Words can be made from "MOPBOARDS"
   2-Letter Words (19 found)
   3-Letter Words (76 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)