5 letter words:
boils7,
bolos7,
bools7,
lobos7,
oboli7,
obols7,
olios5,
4 letter words:
bios6,
boil6,
bois6,
bolo6,
bool6,
boos6,
libs6,
lobi6,
lobo6,
lobs6,
obis6,
obol6,
obos6,
slob6,
loos4,
oils4,
olio4,
silo4,
soil4,
soli4,
solo4,
sool4,
3 letter words:
bio5,
bis5,
boi5,
boo5,
bos5,
lib5,
lob5,
obi5,
obo5,
obs5,
sib5,
sob5,
ios3,
iso3,
lis3,
loo3,
los3,
oil3,
oos3,
sol3,
2 letter words:
bi4,
bo4,
ob4,
io2,
is2,
li2,
lo2,
oi2,
oo2,
os2,
si2,
so2,