7 letter words:
cocoons11,
6 letter words:
cocoon10,
5 letter words:
cocos9,
conns7,
coons7,
noons5,
4 letter words:
coco8,
conn6,
cons6,
coon6,
coos6,
noon4,
onos4,
oons4,
soon4,
3 letter words:
con5,
coo5,
cos5,
soc5,
non3,
noo3,
nos3,
ono3,
ons3,
oon3,
oos3,
son3,
2 letter words:
no2,
on2,
oo2,
os2,
so2,