10 letter words:
preopening15,
9 letter words:
reopening12,
8 letter words:
peperoni12,
preening11,
7 letter words:
peeping12,
repping12,
propene11,
propine11,
epigone10,
opening10,
peening10,
peering10,
perigon10,
pirogen10,
preeing10,
pereion9,
pioneer9,
negroni8,
6 letter words:
gipper11,
grippe11,
pigpen11,
nipper10,
pepino10,
epigon9,
peeing9,
pigeon9,
pinger9,
pongee9,
poring9,
roping9,
opener8,
orpine8,
penner8,
pereon8,
pernio8,
pinene8,
pinner8,
reopen8,
repine8,
engine7,
eringo7,
ginner7,
ignore7,
region7,
5 letter words:
piper9,
preop9,
genip8,
gipon8,
gripe8,
grope8,
oping8,
pengo8,
pingo8,
pirog8,
prong8,
repeg8,
opine7,
orpin7,
penne7,
penni7,
pinon7,
preen7,
prion7,
prone7,
repin7,
ripen7,
genie6,
genre6,
genro6,
giron6,
goner6,
green6,
groin6,
reign6,
renig6,
inner5,
irone5,
renin5,
4 letter words:
peep8,
pepo8,
perp8,
pipe8,
pope8,
prep8,
prop8,
repp8,
gorp7,
grip7,
ping7,
pong7,
prig7,
prog7,
neep6,
nope6,
open6,
peen6,
peer6,
pein6,
peon6,
pere6,
peri6,
pier6,
pine6,
pion6,
pirn6,
pone6,
pore6,
porn6,
pree6,
repo6,
ripe6,
rope6,
eger5,
ergo5,
gene5,
gien5,
girn5,
giro5,
goer5,
gone5,
gore5,
gree5,
grin5,
ogee5,
ogre5,
ring5,
erne4,
inro4,
iron4,
nene4,
neon4,
nine4,
noir4,
none4,
nori4,
rein4,
3 letter words:
pep7,
pip7,
pop7,
gip6,
peg6,
pig6,
nip5,
ope5,
pee5,
pen5,
per5,
pie5,
pin5,
poi5,
pro5,
rep5,
rip5,
ego4,
eng4,
erg4,
gee4,
gen4,
gie4,
gin4,
gor4,
neg4,
nog4,
reg4,
rig4,
eon3,
ere3,
ern3,
inn3,
ion3,
ire3,
nee3,
nor3,
one3,
ore3,
ree3,
rei3,
rin3,
roe3,
2 letter words:
op4,
pe4,
pi4,
go3,
en2,
er2,
in2,
ne2,
no2,
oe2,
oi2,
on2,
or2,
re2,
