4 letter words:
blin6,
boil6,
boun6,
lobi6,
lino4,
lion4,
loin4,
loun4,
noil4,
noul4,
3 letter words:
bin5,
bio5,
boi5,
bon5,
bun5,
lib5,
lob5,
nib5,
nob5,
nub5,
obi5,
ion3,
lin3,
lou3,
nil3,
oil3,
uni3,
2 letter words:
bi4,
bo4,
ob4,
in2,
io2,
li2,
lo2,
no2,
nu2,
oi2,
on2,
ou2,
un2,