5 letter words:
fungo9,
young9,
4 letter words:
fogy11,
fung8,
3 letter words:
foy9,
fog7,
fug7,
goy7,
guy7,
ygo7,
yug7,
fon6,
fou6,
fun6,
noy6,
ony6,
ufo6,
yon6,
you6,
gnu4,
gon4,
gun4,
nog4,
2 letter words:
fy8,
ny5,
of5,
oy5,
yo5,
yu5,
go3,
gu3,
ug3,
no2,
nu2,
on2,
ou2,
un2,