6 letter words:
furfur12,
flours9,
fluors9,
furors9,
rufous9,
sulfur9,
5 letter words:
luffs11,
ruffs11,
sluff11,
flour8,
fluor8,
fouls8,
fours8,
furls8,
furor8,
rolfs8,
sulfo8,
lours5,
4 letter words:
luff10,
offs10,
ruff10,
flus7,
foul7,
four7,
furl7,
furs7,
rolf7,
surf7,
lour4,
ours4,
slur4,
soul4,
sour4,
sulu4,
ulus4,
urus4,
3 letter words:
off9,
flu6,
for6,
fou6,
fro6,
fur6,
ors3,
our3,
sol3,
sou3,
ulu3,
2 letter words:
of5,
lo2,
or2,
os2,
so2,
us2,