7 letter words:
cassata9,
5 letter words:
casas7,
casts7,
scats7,
4 letter words:
jass11,
acta6,
acts6,
caas6,
casa6,
cast6,
cats6,
sacs6,
scat6,
tass4,
3 letter words:
taj10,
act5,
caa5,
cat5,
sac5,
aas3,
ass3,
sat3,
tas3,
2 letter words:
ja9,
aa2,
as2,
at2,
st2,
ta2,