5 letter words:
jocko18,
wacko14,
4 letter words:
jack17,
jock17,
jook15,
cawk13,
cowk13,
joco13,
wack13,
wock13,
cook10,
3 letter words:
jak14,
jaw13,
jow13,
kaw10,
kow10,
wok10,
caw8,
cow8,
koa7,
oak7,
oka7,
woo6,
coo5,
oca5,
2 letter words:
ja9,
jo9,
ka6,
ko6,
aw5,
ow5,
wo5,
oo2,