5 letter words:
bitts7,
blots7,
boils7,
bolts7,
botts7,
obits7,
stilt5,
tilts5,
toils5,
toits5,
4 letter words:
bios6,
bits6,
bitt6,
blot6,
boil6,
bolt6,
bots6,
bott6,
libs6,
lobs6,
obis6,
obit6,
slob6,
stob6,
list4,
lits4,
lost4,
loti4,
lots4,
oils4,
silo4,
silt4,
slit4,
slot4,
soil4,
soli4,
stot4,
tils4,
tilt4,
tits4,
toil4,
toit4,
tost4,
tots4,
3 letter words:
bio5,
bis5,
bit5,
bos5,
bot5,
lib5,
lob5,
obi5,
sib5,
sob5,
its3,
lis3,
lit3,
lot3,
oil3,
sit3,
sol3,
sot3,
til3,
tis3,
tit3,
tot3,
2 letter words:
bi4,
bo4,
is2,
it2,
li2,
lo2,
oi2,
os2,
si2,
so2,
ti2,
to2,