7 letter words:
septets9,
6 letter words:
septet8,
steeps8,
sestet6,
testes6,
tsetse6,
5 letter words:
pests7,
seeps7,
septs7,
steep7,
steps7,
setts5,
stets5,
tests5,
4 letter words:
pees6,
pest6,
pets6,
psst6,
seep6,
sept6,
step6,
eses4,
sees4,
sets4,
sett4,
stet4,
tees4,
test4,
tets4,
3 letter words:
pee5,
pes5,
pet5,
pst5,
ess3,
see3,
set3,
tee3,
tet3,
2 letter words:
pe4,
es2,
et2,