9 letter words:
reprehend15,
7 letter words:
prehend13,
preened10,
preener9,
6 letter words:
pheere11,
heeder10,
herden10,
herder10,
deepen9,
deeper9,
peened9,
peered9,
needer7,
reeden7,
reeder7,
render7,
5 letter words:
pheer10,
phene10,
heder9,
pened8,
preed8,
neper7,
preen7,
deere6,
drere6,
ender6,
erned6,
erred6,
reede6,
4 letter words:
ehed8,
heed8,
hend8,
herd8,
deep7,
here7,
hern7,
peed7,
pend7,
epee6,
neep6,
peen6,
peer6,
pene6,
pere6,
pern6,
pree6,
deen5,
deer5,
dene5,
dere5,
dern5,
dree5,
ered5,
need5,
nerd5,
rede5,
reed5,
rend5,
erne4,
reen4,
3 letter words:
hep8,
peh8,
edh7,
hen6,
her6,
ped6,
reh6,
nep5,
pee5,
pen5,
per5,
pre5,
rep5,
dee4,
den4,
end4,
ned4,
red4,
een3,
ene3,
ere3,
ern3,
err3,
nee3,
ree3,
ren3,
2 letter words:
eh5,
he5,
pe4,
de3,
ed3,
ee2,
en2,
er2,
ne2,
re2,