6 letter words:
cuckoo14,
5 letter words:
jocko18,
kazoo18,
acock13,
cocoa9,
4 letter words:
jack17,
jock17,
zouk17,
jake15,
jauk15,
joke15,
jouk15,
juke15,
juco13,
ooze13,
ouzo13,
zoea13,
cock12,
cake10,
coke10,
cook10,
cuke10,
ceca8,
coca8,
coco8,
3 letter words:
zek16,
coz14,
azo12,
zoa12,
zoo12,
jeu10,
joe10,
auk7,
kae7,
kea7,
koa7,
kue7,
oak7,
oka7,
oke7,
uke7,
ace5,
coo5,
cue5,
ecu5,
oca5,
eau3,
2 letter words:
za11,
jo9,
ka6,
ae2,
oe2,