8 letter words:
packsack22,
5 letter words:
kakas13,
packs13,
kapas11,
cacas9,
pacas9,
4 letter words:
kaka12,
pack12,
cask10,
kapa10,
sack10,
caca8,
caps8,
kaas8,
paca8,
pacs8,
casa6,
3 letter words:
ask7,
cap7,
kas7,
pac7,
ska7,
asp5,
pas5,
sac5,
sap5,
spa5,
aas3,
2 letter words:
ka6,
pa4,
aa2,
as2,