7 letter words:
prurigo10,
6 letter words:
rigour7,
5 letter words:
group8,
pirog8,
prior7,
guiro6,
rigor6,
4 letter words:
gorp7,
grip7,
prig7,
prog7,
pour6,
puri6,
purr6,
roup6,
giro5,
3 letter words:
gip6,
pig6,
pug6,
piu5,
poi5,
pro5,
pur5,
rip5,
upo5,
urp5,
gor4,
rig4,
rug4,
our3,
2 letter words:
op4,
pi4,
up4,
go3,
oi2,
or2,