5 letter words:
boron7,
broil7,
oboli7,
robin7,
orlon5,
4 letter words:
birl6,
biro6,
blin6,
boil6,
bolo6,
boon6,
boor6,
born6,
brin6,
brio6,
broo6,
lobo6,
obol6,
inro4,
iron4,
lino4,
lion4,
loin4,
loon4,
lorn4,
noil4,
noir4,
nolo4,
nori4,
olio4,
roil4,
3 letter words:
bin5,
bio5,
boo5,
bro5,
lib5,
lob5,
nib5,
nob5,
obi5,
orb5,
rib5,
rob5,
ion3,
lin3,
loo3,
nil3,
noo3,
nor3,
oil3,
ono3,
rin3,
2 letter words:
bi4,
bo4,
in2,
li2,
lo2,
no2,
oi2,
on2,
or2,