6 letter words:
peruke12,
reperk12,
prefer11,
prevue11,
5 letter words:
fever11,
kreep11,
freer8,
frere8,
refer8,
revue8,
puree7,
purer7,
rupee7,
4 letter words:
keef11,
kerf11,
keep10,
peek10,
peke10,
perk10,
puke10,
perv9,
veep9,
reek8,
ever7,
fere7,
free7,
reef7,
veer7,
peer6,
pere6,
pree6,
pure6,
purr6,
ruer4,
3 letter words:
kef10,
kep9,
eek7,
eke7,
kue7,
uke7,
eve6,
fee6,
fer6,
feu6,
fur6,
ref6,
rev6,
vee6,
pee5,
per5,
pur5,
rep5,
urp5,
ere3,
err3,
ree3,
rue3,
2 letter words:
ef5,
fe5,
pe4,
up4,
er2,
re2,