6 letter words:
bigots9,
5 letter words:
bigos8,
bigot8,
biogs8,
bitos7,
obits7,
4 letter words:
bigs7,
biog7,
bogs7,
gibs7,
gobs7,
bios6,
bist6,
bito6,
bits6,
bois6,
bots6,
obis6,
obit6,
stob6,
gios5,
gist5,
gits5,
tigs5,
togs5,
3 letter words:
big6,
bog6,
gib6,
gob6,
bio5,
bis5,
bit5,
boi5,
bos5,
bot5,
obi5,
obs5,
sib5,
sob5,
gio4,
gis4,
git4,
gos4,
got4,
sog4,
tig4,
tog4,
ios3,
iso3,
its3,
sit3,
sot3,
tis3,
2 letter words:
bi4,
bo4,
ob4,
gi3,
go3,
io2,
is2,
it2,
oi2,
os2,
si2,
so2,
st2,
ti2,
to2,