OVERRUFFS is a playable word

overruff Scrabble® Dictionary

verb
overruffed, overruffing, overruffs
to trump with a higher trump card than has already been played
111 Playable Words can be made from "OVERRUFFS"
   2-Letter Words (11 found)
   3-Letter Words (29 found)
   6-Letter Words (10 found)
   7-Letter Words (4 found)
   8-Letter Words (2 found)
   9-Letter Words (1 found)