5 letter words:
bilbo9,
blurb9,
build8,
broil7,
lurid6,
4 letter words:
blob8,
blub8,
bubo8,
bulb8,
burb8,
bird7,
bold7,
burd7,
drib7,
drub7,
birl6,
biro6,
blur6,
boil6,
brio6,
burl6,
diol5,
dirl5,
dour5,
duro5,
idol5,
lido5,
loid5,
lord5,
loud5,
lour4,
roil4,
3 letter words:
bib7,
bob7,
bub7,
bid6,
bod6,
bud6,
dib6,
dub6,
bio5,
bro5,
bur5,
lib5,
lob5,
obi5,
orb5,
rib5,
rob5,
rub5,
urb5,
dol4,
dor4,
dui4,
duo4,
lid4,
old4,
oud4,
rid4,
rod4,
udo4,
urd4,
oil3,
our3,
2 letter words:
bi4,
bo4,
do3,
id3,
od3,
li2,
lo2,
oi2,
or2,