8 letter words:
footmuff19,
4 letter words:
fuff13,
muff12,
toff10,
tuff10,
mofo9,
foot7,
tofu7,
moot6,
motu6,
tomo6,
toom6,
3 letter words:
off9,
fum8,
fou6,
oft6,
oof6,
ufo6,
moo5,
mot5,
mou5,
mut5,
oom5,
tom5,
tum5,
oot3,
out3,
too3,
2 letter words:
of5,
mo4,
mu4,
om4,
um4,
oo2,
ou2,
to2,
ut2,