MUFFED is a playable word

muff Scrabble® Dictionary

verb
muffed, muffing, muffs
to bungle
24 Playable Words can be made from "MUFFED"
   2-Letter Words (8 found)
   3-Letter Words (10 found)
   4-Letter Words (4 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)