5 letter words:
fundi9,
unbid8,
bunia7,
nubia7,
4 letter words:
fand8,
find8,
fund8,
abid7,
band7,
baud7,
bind7,
buda7,
budi7,
bund7,
daub7,
fain7,
faun7,
naif7,
bani6,
buna6,
duan5,
unai4,
3 letter words:
fab8,
fib8,
fub8,
dif7,
fad7,
fid7,
fud7,
auf6,
bad6,
bid6,
bud6,
dab6,
dib6,
dub6,
fan6,
fin6,
fun6,
ban5,
bin5,
bun5,
nab5,
nib5,
nub5,
aid4,
and4,
dan4,
din4,
dui4,
dun4,
nid4,
ain3,
ani3,
uni3,
2 letter words:
fa5,
if5,
ab4,
ba4,
bi4,
ad3,
da3,
di3,
id3,
ai2,
an2,
in2,
na2,
nu2,
un2,