7 letter words:
stupefy15,
5 letter words:
fusty11,
pesty10,
types10,
fetus8,
suety8,
setup7,
stupe7,
upset7,
4 letter words:
espy9,
pyes9,
type9,
yeps9,
yups9,
efts7,
fest7,
fets7,
feus7,
fuse7,
stey7,
stye7,
tyes7,
pest6,
pets6,
puts6,
sept6,
spue6,
step6,
supe6,
tups6,
suet4,
utes4,
3 letter words:
fey9,
pye8,
spy8,
yep8,
yup8,
efs6,
eft6,
fes6,
fet6,
feu6,
sty6,
tye6,
yes6,
yet6,
pes5,
pet5,
pst5,
pus5,
put5,
sup5,
tup5,
ups5,
set3,
sue3,
use3,
ute3,
uts3,
2 letter words:
ef5,
fe5,
ye5,
pe4,
up4,
es2,
et2,
us2,
ut2,