5 letter words:
kulfi12,
fugio9,
4 letter words:
folk11,
kufi11,
gouk9,
figo8,
flog8,
golf8,
gulf8,
kilo8,
oulk8,
filo7,
foil7,
foul7,
iglu5,
3 letter words:
kif10,
fig7,
fog7,
fug7,
gif7,
ilk7,
koi7,
oik7,
ouk7,
fil6,
flu6,
fou6,
ufo6,
gio4,
gul4,
lig4,
log4,
lug4,
lou3,
oil3,
2 letter words:
ki6,
ko6,
if5,
of5,
gi3,
go3,
gu3,
ug3,
io2,
li2,
lo2,
oi2,
ou2,