4 letter words:
bank10,
bunk10,
dank9,
dunk9,
gunk9,
kagu9,
kuna8,
band7,
bang7,
baud7,
bund7,
bung7,
daub7,
buna6,
dang6,
dung6,
gaud6,
gaun5,
guan5,
3 letter words:
kab9,
dak8,
auk7,
bad6,
bag6,
bud6,
bug6,
dab6,
dub6,
gab6,
ban5,
bun5,
dag5,
dug5,
gad5,
nab5,
nub5,
and4,
dan4,
dun4,
gan4,
gnu4,
gun4,
nag4,
2 letter words:
ka6,
ab4,
ba4,
ad3,
ag3,
an2,
na2,
nu2,
un2,