7 letter words:
pennine9,
6 letter words:
peerie8,
penner8,
pinene8,
pinner8,
repine8,
nerine6,
rennin6,
5 letter words:
neper7,
penie7,
penne7,
penni7,
preen7,
repin7,
ripen7,
eerie5,
inner5,
renin5,
renne5,
4 letter words:
epee6,
neep6,
peen6,
peer6,
pein6,
pene6,
peni6,
pere6,
peri6,
pern6,
pier6,
pine6,
pirn6,
pree6,
ripe6,
eine4,
erne4,
nene4,
nine4,
reen4,
rein4,
rine4,
3 letter words:
nep5,
nip5,
pee5,
pen5,
per5,
pie5,
pin5,
pir5,
pre5,
rep5,
rip5,
een3,
ene3,
ere3,
ern3,
inn3,
ire3,
nee3,
nie3,
ree3,
rei3,
ren3,
rin3,
2 letter words:
pe4,
pi4,
ee2,
en2,
er2,
in2,
ne2,
re2,