5 letter words:
wacko14,
aback13,
4 letter words:
wack13,
back12,
bock12,
3 letter words:
wok10,
kab9,
kob9,
bow8,
caw8,
cow8,
wab8,
cab7,
cob7,
koa7,
oak7,
oka7,
awa6,
aba5,
abo5,
baa5,
boa5,
oba5,
oca5,
2 letter words:
ka6,
aw5,
ow5,
wo5,
ab4,
ba4,
bo4,
aa2,