5 letter words:
pasts7,
spats7,
staps7,
4 letter words:
apts6,
asps6,
pass6,
past6,
pats6,
psst6,
saps6,
spas6,
spat6,
stap6,
taps6,
tass4,
3 letter words:
apt5,
asp5,
pas5,
pat5,
pst5,
sap5,
spa5,
tap5,
ass3,
sat3,
tas3,
2 letter words:
pa4,
as2,
at2,
st2,
ta2,