5 letter words:
nubia7,
4 letter words:
abbe8,
babe8,
babu8,
bane6,
bani6,
bean6,
beau6,
bine6,
buna6,
nabe6,
unbe6,
inia4,
unai4,
3 letter words:
bib7,
bub7,
ebb7,
ban5,
ben5,
bin5,
bun5,
nab5,
neb5,
nib5,
nub5,
ain3,
ane3,
ani3,
eau3,
nae3,
2 letter words:
ab4,
ba4,
be4,
bi4,
ae2,
ai2,
an2,
en2,
in2,
na2,
ne2,
nu2,
un2,