6 letter words:
zipper19,
5 letter words:
prize16,
piper9,
upper9,
4 letter words:
prez15,
perp8,
pipe8,
prep8,
repp8,
peri6,
pier6,
pure6,
puri6,
ripe6,
3 letter words:
zep14,
zip14,
pep7,
pip7,
pup7,
per5,
pie5,
piu5,
pur5,
rep5,
rip5,
urp5,
ire3,
rei3,
rue3,
2 letter words:
pe4,
pi4,
up4,
er2,
re2,