5 letter words:
foots8,
tofus8,
4 letter words:
foot7,
fous7,
fust7,
oofs7,
soft7,
tofu7,
ufos7,
oots4,
oust4,
outs4,
soot4,
sout4,
utus4,
3 letter words:
fou6,
oft6,
oof6,
ufo6,
oos3,
oot3,
ous3,
out3,
sot3,
sou3,
too3,
uts3,
utu3,
2 letter words:
of5,
oo2,
os2,
ou2,
so2,
st2,
to2,
us2,
ut2,