6 letter words:
backup16,
acajou15,
5 letter words:
aback13,
bucko13,
pucka13,
4 letter words:
jack17,
jock17,
jauk15,
jouk15,
jaup13,
juba13,
juco13,
puja13,
back12,
bock12,
buck12,
pack12,
pock12,
puck12,
kapa10,
capo8,
coup8,
paca8,
3 letter words:
jab12,
job12,
kab9,
kob9,
kop9,
auk7,
bap7,
bop7,
cab7,
cap7,
cob7,
cop7,
cub7,
cup7,
koa7,
oak7,
oka7,
pac7,
pub7,
aba5,
abo5,
apo5,
baa5,
boa5,
oba5,
oca5,
upo5,
2 letter words:
jo9,
ka6,
ab4,
ba4,
bo4,
op4,
pa4,
up4,
aa2,