5 letter words:
nakfa12,
fauna8,
4 letter words:
funk11,
bank10,
bunk10,
kana8,
kuna8,
faun7,
buna6,
3 letter words:
kaf10,
kab9,
fab8,
fub8,
auk7,
fan6,
fun6,
aba5,
baa5,
ban5,
bun5,
nab5,
nub5,
ana3,
2 letter words:
ka6,
fa5,
ab4,
ba4,
aa2,
an2,
na2,
nu2,
un2,