7 letter words:
pentene9,
preteen9,
terpene9,
6 letter words:
penner8,
repent8,
entree6,
eterne6,
rennet6,
retene6,
teener6,
tenner6,
5 letter words:
penne7,
peter7,
preen7,
tepee7,
enter5,
rente5,
terne5,
treen5,
4 letter words:
epee6,
neep6,
peen6,
peer6,
pent6,
pere6,
pert6,
pree6,
erne4,
nene4,
rent4,
rete4,
teen4,
tern4,
tree4,
3 letter words:
pee5,
pen5,
per5,
pet5,
rep5,
ere3,
ern3,
nee3,
net3,
ree3,
ret3,
tee3,
ten3,
2 letter words:
pe4,
en2,
er2,
et2,
ne2,
re2,