5 letter words:
nabob9,
beano7,
bonie7,
4 letter words:
abbe8,
babe8,
boab8,
boba8,
bane6,
bani6,
bean6,
bein6,
beni6,
bien6,
bine6,
bona6,
bone6,
ebon6,
nabe6,
obia6,
aeon4,
aine4,
eina4,
eoan4,
naoi4,
onie4,
3 letter words:
abb7,
bib7,
bob7,
ebb7,
abo5,
ban5,
ben5,
bin5,
bio5,
boa5,
boi5,
bon5,
nab5,
neb5,
nib5,
nob5,
oba5,
obe5,
obi5,
ain3,
ane3,
ani3,
ean3,
eon3,
ion3,
nae3,
nie3,
one3,
2 letter words:
ab4,
ba4,
be4,
bi4,
bo4,
ob4,
ae2,
ai2,
an2,
ea2,
en2,
in2,
io2,
na2,
ne2,
no2,
oe2,
oi2,
on2,