KERFING is a playable word

kerf Scrabble® Dictionary

verb
kerfed, kerfing, kerfs
to make an incision with a cutting tool
78 Playable Words can be made from "KERFING"
   2-Letter Words (10 found)
   3-Letter Words (29 found)
   5-Letter Words (11 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)