5 letter words:
abuzz25,
4 letter words:
buzz24,
band7,
baud7,
buda7,
bund7,
daub7,
buna6,
duan5,
3 letter words:
zuz21,
adz13,
bad6,
bud6,
dab6,
dub6,
ban5,
bun5,
nab5,
nub5,
and4,
dan4,
dun4,
2 letter words:
za11,
ab4,
ba4,
ad3,
da3,
an2,
na2,
nu2,
un2,