7 letter words:
perjure16,
5 letter words:
upper9,
puree7,
purer7,
rupee7,
4 letter words:
jeez20,
prez15,
jeep13,
jupe13,
jeer11,
peep8,
perp8,
prep8,
repp8,
peer6,
pere6,
pree6,
pure6,
purr6,
ruer4,
3 letter words:
zuz21,
zep14,
zee12,
jee10,
jeu10,
pep7,
pup7,
pee5,
per5,
pur5,
rep5,
urp5,
ere3,
err3,
ree3,
rue3,
2 letter words:
pe4,
up4,
er2,
re2,