5 letter words:
acock13,
cacao9,
4 letter words:
zouk17,
cock12,
kaka12,
dock11,
duck11,
kudo9,
caca8,
coca8,
coda7,
3 letter words:
coz14,
adz13,
azo12,
zoa12,
dak8,
auk7,
koa7,
oak7,
oka7,
cad6,
cod6,
cud6,
doc6,
oca5,
ado4,
duo4,
oda4,
oud4,
udo4,
2 letter words:
za11,
ka6,
ad3,
do3,
od3,
aa2,