9 letter words:
repouring12,
7 letter words:
grouper10,
groupie10,
ingroup10,
perigon10,
pirogen10,
pirogue10,
pouring10,
prurigo10,
purring10,
regroup10,
rouping10,
pornier9,
roupier9,
unriper9,
ignorer8,
6 letter words:
epigon9,
griper9,
groper9,
pigeon9,
pinger9,
poring9,
progun9,
purger9,
repugn9,
roping9,
urping9,
inpour8,
orpine8,
pernio8,
perron8,
pourer8,
pruner8,
punier8,
purine8,
repour8,
ropier8,
unripe8,
eringo7,
erring7,
gorier7,
ignore7,
region7,
rigour7,
ringer7,
ironer6,
ruiner6,
5 letter words:
genip8,
gipon8,
gripe8,
grope8,
group8,
oping8,
pengo8,
pingo8,
pirog8,
prong8,
purge8,
unpeg8,
opine7,
orpin7,
prier7,
prion7,
prior7,
prone7,
prune7,
purer7,
purin7,
repin7,
repro7,
ripen7,
riper7,
roper7,
unrip7,
erugo6,
genro6,
giron6,
goner6,
groin6,
guiro6,
reign6,
renig6,
rerig6,
rigor6,
roger6,
rogue6,
rouge6,
ruing6,
unrig6,
urger6,
inure5,
irone5,
ourie5,
rerun5,
rouen5,
urine5,
4 letter words:
gorp7,
grip7,
ping7,
pong7,
prig7,
prog7,
pung7,
nope6,
open6,
pein6,
peon6,
peri6,
pier6,
pine6,
pion6,
pirn6,
pone6,
pore6,
porn6,
pour6,
pure6,
puri6,
purr6,
repo6,
ripe6,
rope6,
roup6,
upon6,
ergo5,
genu5,
gien5,
girn5,
giro5,
goer5,
gone5,
gore5,
grin5,
grue5,
ogre5,
ring5,
rung5,
urge5,
euro4,
inro4,
iron4,
noir4,
nori4,
rein4,
roue4,
ruer4,
ruin4,
rune4,
3 letter words:
gip6,
peg6,
pig6,
pug6,
nip5,
ope5,
pen5,
per5,
pie5,
pin5,
piu5,
poi5,
pro5,
pun5,
pur5,
rep5,
rip5,
upo5,
urp5,
ego4,
eng4,
erg4,
gen4,
gie4,
gin4,
gnu4,
gor4,
gun4,
neg4,
nog4,
reg4,
rig4,
rug4,
eon3,
ern3,
err3,
ion3,
ire3,
nor3,
one3,
ore3,
our3,
rei3,
rin3,
roe3,
rue3,
run3,
urn3,
2 letter words:
op4,
pe4,
pi4,
up4,
go3,
en2,
er2,
in2,
ne2,
no2,
nu2,
oe2,
oi2,
on2,
or2,
re2,
un2,
