9 letter words:
pillicock19,
7 letter words:
pillock15,
6 letter words:
lipoic10,
5 letter words:
click13,
clock13,
colic9,
4 letter words:
cock12,
pick12,
pock12,
kilp10,
lick10,
lock10,
piki10,
polk10,
clip8,
clop8,
kill8,
kilo8,
cill6,
coil6,
coll6,
lipo6,
loci6,
pili6,
pill6,
poll6,
lilo4,
3 letter words:
ick9,
kip9,
kop9,
cop7,
ilk7,
koi7,
oik7,
pic7,
col5,
lip5,
lop5,
poi5,
pol5,
ill3,
oil3,
2 letter words:
ki6,
ko6,
op4,
pi4,
po4,
io2,
li2,
lo2,
oi2,
