7 letter words:
bouilli9,
6 letter words:
lobuli8,
5 letter words:
bitou7,
boult7,
built7,
obiit7,
oubit7,
4 letter words:
bill6,
bito6,
blot6,
boil6,
boll6,
bolt6,
bout6,
bull6,
lobi6,
obit6,
lilo4,
lilt4,
litu4,
loti4,
lout4,
luit4,
till4,
toil4,
toll4,
tolu4,
3 letter words:
bio5,
bit5,
boi5,
bot5,
but5,
lib5,
lob5,
obi5,
tub5,
ill3,
lit3,
lot3,
lou3,
oil3,
out3,
til3,
tui3,
2 letter words:
bi4,
bo4,
ob4,
io2,
it2,
li2,
lo2,
oi2,
ou2,
ti2,
to2,
ut2,