7 letter words:
ruboffs15,
6 letter words:
buffos14,
ruboff14,
5 letter words:
boffs13,
buffo13,
buffs13,
ruffs11,
forbs10,
fours8,
4 letter words:
boff12,
buff12,
offs10,
ruff10,
fobs9,
forb9,
fubs9,
four7,
furs7,
surf7,
bros6,
burs6,
orbs6,
robs6,
rubs6,
sorb6,
urbs6,
ours4,
sour4,
3 letter words:
off9,
fob8,
fub8,
for6,
fou6,
fro6,
fur6,
bos5,
bro5,
bur5,
bus5,
orb5,
rob5,
rub5,
sob5,
sub5,
urb5,
ors3,
our3,
sou3,
2 letter words:
of5,
bo4,
or2,
os2,
so2,
us2,