5 letter words:
fluke12,
flunk12,
4 letter words:
funk11,
kune8,
leku8,
lunk8,
neuk8,
nuke8,
enuf7,
flue7,
fuel7,
lune4,
3 letter words:
kef10,
elk7,
ken7,
kue7,
lek7,
uke7,
elf6,
fen6,
feu6,
flu6,
fun6,
leu3,
2 letter words:
ef5,
fe5,
el2,
en2,
ne2,
nu2,
un2,