5 letter words:
colin7,
conin7,
nicol7,
4 letter words:
cion6,
clon6,
coil6,
coin6,
coni6,
conn6,
icon6,
loci6,
lilo4,
linn4,
lino4,
lion4,
loin4,
nill4,
noil4,
3 letter words:
col5,
con5,
ill3,
inn3,
ion3,
lin3,
nil3,
oil3,
2 letter words:
in2,
li2,
lo2,
no2,
oi2,
on2,