5 letter words:
patus7,
sputa7,
stupa7,
tapus7,
4 letter words:
apts6,
past6,
pats6,
patu6,
puts6,
spat6,
stap6,
taps6,
tapu6,
tups6,
upas6,
upta6,
saut4,
taus4,
utas4,
3 letter words:
apt5,
asp5,
pas5,
pat5,
pst5,
pus5,
put5,
sap5,
spa5,
sup5,
tap5,
tup5,
ups5,
sat3,
sau3,
tas3,
tau3,
uta3,
uts3,
2 letter words:
pa4,
up4,
as2,
at2,
st2,
ta2,
us2,
ut2,