7 letter words:
perjure16,
prepreg12,
purpure11,
6 letter words:
pugree9,
purger9,
5 letter words:
upper9,
purge8,
repeg8,
puree7,
purer7,
rupee7,
urger6,
4 letter words:
jeez20,
prez15,
geez14,
jeep13,
jupe13,
jeer11,
peep8,
perp8,
prep8,
pupu8,
repp8,
peer6,
pere6,
pree6,
pure6,
purr6,
eger5,
gree5,
grue5,
guru5,
urge5,
ruer4,
3 letter words:
zuz21,
zep14,
zee12,
jug11,
jee10,
jeu10,
pep7,
pup7,
peg6,
pug6,
pee5,
per5,
pur5,
rep5,
urp5,
erg4,
gee4,
reg4,
rug4,
ere3,
err3,
ree3,
rue3,
2 letter words:
pe4,
up4,
er2,
re2,