4 letter words:
mofo9,
font7,
foot7,
mono6,
moon6,
moot6,
tomo6,
toom6,
onto4,
oont4,
toon4,
3 letter words:
fon6,
oft6,
oof6,
mon5,
moo5,
mot5,
nom5,
oom5,
tom5,
noo3,
not3,
ono3,
oon3,
oot3,
ton3,
too3,
2 letter words:
of5,
mo4,
om4,
no2,
on2,
oo2,
to2,