6 letter words:
zipper19,
oozier15,
zooier15,
popper12,
5 letter words:
prize16,
piper9,
preop9,
poori7,
oorie5,
4 letter words:
prez15,
ooze13,
orzo13,
zero13,
zori13,
pepo8,
perp8,
pipe8,
poop8,
pope8,
prep8,
prop8,
repp8,
peri6,
pier6,
poor6,
pore6,
repo6,
ripe6,
rope6,
3 letter words:
zep14,
zip14,
zoo12,
pep7,
pip7,
pop7,
ope5,
per5,
pie5,
poi5,
poo5,
pro5,
rep5,
rip5,
ire3,
ore3,
rei3,
roe3,
2 letter words:
op4,
pe4,
pi4,
er2,
oe2,
oi2,
or2,
re2,