4 letter words:
funk11,
keno8,
kune8,
neuk8,
nuke8,
enuf7,
foen7,
fone7,
3 letter words:
kef10,
euk7,
ken7,
kon7,
kue7,
nek7,
oke7,
ouk7,
uke7,
fen6,
feu6,
foe6,
fon6,
fou6,
fun6,
nef6,
ufo6,
eon3,
one3,
2 letter words:
ko6,
ef5,
fe5,
of5,
en2,
ne2,
no2,
nu2,
oe2,
on2,
ou2,
un2,