5 letter words:
fount8,
futon8,
4 letter words:
yuft10,
font7,
tofu7,
tony7,
tuny7,
yont7,
nout4,
toun4,
unto4,
3 letter words:
foy9,
fon6,
fou6,
fun6,
noy6,
oft6,
ony6,
toy6,
ufo6,
yon6,
you6,
not3,
nut3,
out3,
ton3,
tun3,
2 letter words:
fy8,
ny5,
of5,
oy5,
yo5,
yu5,
no2,
nu2,
on2,
ou2,
to2,
un2,
ut2,