RUMMER is a playable word

rummer Scrabble® Dictionary

noun
pl. rummers
a large drinking glass
20 Playable Words can be made from "RUMMER"
   2-Letter Words (7 found)
   3-Letter Words (8 found)
   4-Letter Words (3 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)