7 letter words:
perkier13,
reekier11,
6 letter words:
keeper12,
peruke12,
reperk12,
reeker10,
peerie8,
eerier6,
5 letter words:
kreep11,
piker11,
prier7,
puree7,
purer7,
riper7,
rupee7,
eerie5,
4 letter words:
keep10,
kepi10,
peek10,
peke10,
perk10,
pike10,
puke10,
keir8,
kier8,
reek8,
epee6,
peer6,
pere6,
peri6,
pier6,
pree6,
pure6,
puri6,
purr6,
ripe6,
ruer4,
3 letter words:
kep9,
kip9,
eek7,
eke7,
irk7,
kir7,
kue7,
uke7,
pee5,
per5,
pie5,
piu5,
pur5,
rep5,
rip5,
urp5,
ere3,
err3,
ire3,
ree3,
rei3,
rue3,
2 letter words:
ki6,
pe4,
pi4,
up4,
er2,
re2,