MOPIER is a playable word

mopy Scrabble® Dictionary

adjective
mopier, mopiest
mopey
60 Playable Words can be made from "MOPIER"
   2-Letter Words (14 found)
   3-Letter Words (21 found)
   4-Letter Words (18 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)