5 letter words:
forum10,
bromo9,
broom9,
rumbo9,
buroo7,
4 letter words:
bumf11,
bufo9,
forb9,
form9,
from9,
mofo9,
boom8,
borm8,
ombu8,
umbo8,
four7,
roof7,
boor6,
broo6,
moor6,
room6,
roum6,
3 letter words:
fob8,
fub8,
fum8,
bum7,
mob7,
for6,
fou6,
fro6,
fur6,
oof6,
orf6,
ufo6,
boo5,
bor5,
bro5,
bru5,
bur5,
moo5,
mor5,
mou5,
obo5,
oom5,
orb5,
rob5,
rom5,
rub5,
rum5,
urb5,
oor3,
our3,
roo3,
2 letter words:
of5,
bo4,
mo4,
mu4,
ob4,
om4,
um4,
oo2,
or2,
ou2,
ur2,