6 letter words:
biniou8,
5 letter words:
bunia7,
nubia7,
4 letter words:
bufo9,
fain7,
fano7,
faun7,
fini7,
fino7,
foin7,
info7,
naif7,
bani6,
bona6,
boun6,
buna6,
obia6,
inia4,
naoi4,
unai4,
3 letter words:
fab8,
fib8,
fob8,
fub8,
auf6,
fan6,
fin6,
fon6,
fou6,
fun6,
oaf6,
ufo6,
abo5,
ban5,
bin5,
bio5,
boa5,
boi5,
bon5,
bun5,
nab5,
nib5,
nob5,
nub5,
oba5,
obi5,
ain3,
ani3,
ion3,
uni3,
2 letter words:
fa5,
if5,
of5,
ab4,
ba4,
bi4,
bo4,
ob4,
ai2,
an2,
in2,
io2,
na2,
no2,
nu2,
oi2,
on2,
ou2,
un2,