7 letter words:
petered10,
6 letter words:
peeped11,
repped11,
peeper10,
deeper9,
peered9,
5 letter words:
preed8,
peter7,
tepee7,
deter6,
treed6,
4 letter words:
peep8,
perp8,
prep8,
repp8,
deep7,
peed7,
epee6,
peer6,
pere6,
pert6,
pree6,
deer5,
deet5,
dere5,
dree5,
rede5,
reed5,
teed5,
rete4,
tree4,
3 letter words:
pep7,
ped6,
pee5,
per5,
pet5,
rep5,
dee4,
red4,
ted4,
ere3,
ree3,
ret3,
tee3,
2 letter words:
pe4,
de3,
ed3,
er2,
et2,
re2,