8 letter words:
backache21,
6 letter words:
baccae12,
5 letter words:
check16,
hacek14,
aback13,
babka13,
kabab13,
kebab13,
beach12,
cache12,
bacca11,
caeca9,
4 letter words:
chez18,
haze16,
hack13,
heck13,
back12,
beck12,
bach11,
hake11,
bake10,
beak10,
cake10,
ache9,
each9,
abba8,
abbe8,
baba8,
babe8,
caca8,
ceca8,
3 letter words:
zek16,
kab9,
bah8,
cab7,
ebb7,
kae7,
kea7,
aah6,
aha6,
hae6,
aba5,
ace5,
baa5,
2 letter words:
za11,
ka6,
ah5,
eh5,
ha5,
he5,
ab4,
ba4,
be4,
aa2,
ae2,