5 letter words:
cocks13,
cooks11,
sicko11,
socko11,
cisco9,
cocos9,
4 letter words:
cock12,
cook10,
sick10,
sock10,
coco8,
kois8,
oiks8,
skio8,
sook8,
coos6,
3 letter words:
ick9,
kis7,
koi7,
kos7,
oik7,
sik7,
ski7,
cis5,
coo5,
cos5,
sic5,
soc5,
ios3,
iso3,
oos3,
2 letter words:
ki6,
ko6,
io2,
is2,
oi2,
oo2,
os2,
si2,
so2,