5 letter words:
stack11,
tacks11,
katas9,
takas9,
4 letter words:
cask10,
sack10,
tack10,
kaas8,
kata8,
kats8,
skat8,
taka8,
taks8,
task8,
acta6,
acts6,
caas6,
casa6,
cast6,
cats6,
scat6,
3 letter words:
aka7,
ask7,
kas7,
kat7,
ska7,
tak7,
tsk7,
act5,
caa5,
cat5,
sac5,
aas3,
sat3,
tas3,
2 letter words:
ka6,
aa2,
as2,
at2,
st2,
ta2,