5 letter words:
wacko14,
bobak13,
kabob13,
bobac11,
cabob11,
baboo9,
cobia9,
4 letter words:
cawk13,
cowk13,
wack13,
wick13,
wock13,
back12,
bock12,
boak10,
boko10,
book10,
cobb10,
cook10,
kobo10,
boab8,
boba8,
boob8,
ciao6,
obia6,
3 letter words:
kaw10,
kow10,
wok10,
bok9,
ick9,
kab9,
kob9,
waw9,
wow9,
bow8,
caw8,
cow8,
wab8,
abb7,
bac7,
bib7,
bob7,
cab7,
cob7,
kai7,
koa7,
koi7,
oak7,
oik7,
oka7,
wai6,
woo6,
abo5,
bio5,
boa5,
boi5,
boo5,
coo5,
oba5,
obi5,
obo5,
oca5,
2 letter words:
ka6,
ki6,
ko6,
aw5,
ow5,
wo5,
ab4,
ba4,
bi4,
bo4,
ob4,
ai2,
io2,
oi2,
oo2,