5 letter words:
wacko14,
acock13,
cacao9,
4 letter words:
wack13,
cock12,
pack12,
pock12,
kapa10,
caca8,
capo8,
coca8,
paca8,
3 letter words:
coz14,
zap14,
azo12,
zoa12,
wok10,
kop9,
caw8,
cow8,
paw8,
pow8,
wap8,
wop8,
cap7,
cop7,
koa7,
oak7,
oka7,
pac7,
awa6,
apo5,
oca5,
2 letter words:
za11,
ka6,
aw5,
ow5,
wo5,
op4,
pa4,
aa2,