5 letter words:
unpen7,
4 letter words:
funk11,
penk10,
puke10,
punk10,
kune8,
neuk8,
nuke8,
enuf7,
3 letter words:
kef10,
kep9,
euk7,
ken7,
kue7,
nek7,
uke7,
fen6,
feu6,
fun6,
nef6,
nep5,
pen5,
pun5,
nun3,
2 letter words:
ef5,
fe5,
pe4,
up4,
en2,
ne2,
nu2,
un2,