9 letter words:
blackbuck25,
6 letter words:
buccal12,
5 letter words:
black13,
clack13,
cluck13,
kulak13,
baulk11,
caulk11,
babul9,
bubal9,
4 letter words:
back12,
buck12,
balk10,
bauk10,
bulk10,
calk10,
cauk10,
lack10,
luck10,
babu8,
blab8,
blub8,
buba8,
bulb8,
club8,
kula8,
balu6,
caul6,
3 letter words:
kak11,
kab9,
abb7,
auk7,
bac7,
bub7,
cab7,
cub7,
alb5,
bal5,
lab5,
lac5,
2 letter words:
ka6,
ab4,
ba4,
al2,
la2,