7 letter words:
loobier9,
6 letter words:
blooie8,
boiler8,
bolero8,
libero8,
reboil8,
oriole6,
5 letter words:
birle7,
blore7,
borel7,
broil7,
brool7,
liber7,
obeli7,
obole7,
oboli7,
roble7,
looie5,
oiler5,
oorie5,
oriel5,
reoil5,
4 letter words:
bier6,
bile6,
birl6,
biro6,
boil6,
bole6,
bolo6,
bool6,
boor6,
bore6,
brei6,
brie6,
brio6,
broo6,
lobe6,
lobi6,
lobo6,
oboe6,
obol6,
robe6,
eorl4,
leir4,
lier4,
lire4,
loir4,
loor4,
lore4,
oleo4,
olio4,
orle4,
riel4,
rile4,
roil4,
role4,
3 letter words:
bel5,
bio5,
boi5,
boo5,
bor5,
bro5,
lib5,
lob5,
obe5,
obi5,
obo5,
orb5,
reb5,
rib5,
rob5,
ire3,
lei3,
lie3,
loo3,
lor3,
oil3,
ole3,
oor3,
ore3,
rei3,
reo3,
roe3,
roo3,
2 letter words:
be4,
bi4,
bo4,
ob4,
el2,
er2,
io2,
li2,
lo2,
oe2,
oi2,
oo2,
or2,
re2,