9 letter words:
kerfuffle22,
7 letter words:
fluffer16,
6 letter words:
ruffle12,
ferule9,
fueler9,
refuel9,
5 letter words:
fluff14,
fluke12,
ruffe11,
fleer8,
refel8,
4 letter words:
keef11,
kerf11,
luff10,
ruff10,
keel8,
leek8,
leke8,
leku8,
lurk8,
reek8,
feel7,
fere7,
flee7,
flue7,
free7,
fuel7,
furl7,
reef7,
leer4,
lure4,
reel4,
rule4,
3 letter words:
kef10,
eff9,
eek7,
eke7,
elk7,
kue7,
lek7,
uke7,
elf6,
fee6,
fer6,
feu6,
flu6,
fur6,
ref6,
eel3,
ere3,
lee3,
leu3,
ree3,
rue3,
2 letter words:
ef5,
fe5,
el2,
er2,
re2,