5 letter words:
cills7,
coils7,
colls7,
lilos5,
4 letter words:
cill6,
coil6,
coll6,
cols6,
loci6,
ills4,
lilo4,
oils4,
sill4,
silo4,
soil4,
soli4,
3 letter words:
cis5,
col5,
cos5,
sic5,
soc5,
ill3,
ios3,
iso3,
lis3,
los3,
oil3,
sol3,
2 letter words:
io2,
is2,
li2,
lo2,
oi2,
os2,
si2,
so2,