9 letter words:
blackjack30,
6 letter words:
jackal19,
5 letter words:
jacal14,
aback13,
black13,
clack13,
alack11,
bacca11,
cabal9,
4 letter words:
jack17,
back12,
kaka12,
balk10,
calk10,
lack10,
caca8,
alba6,
baal6,
3 letter words:
jab12,
kab9,
cab7,
aba5,
alb5,
baa5,
bal5,
lab5,
lac5,
aal3,
ala3,
2 letter words:
ka6,
ab4,
ba4,
aa2,
al2,
la2,