8 letter words:
reprover13,
7 letter words:
reprove12,
6 letter words:
prevue11,
prover11,
oeuvre9,
reveur9,
pourer8,
repour8,
repure8,
5 letter words:
perve10,
preve10,
prove10,
revue8,
rover8,
porer7,
prore7,
puree7,
purer7,
repro7,
roper7,
rupee7,
error5,
4 letter words:
perv9,
veep9,
erev7,
eruv7,
ever7,
evoe7,
over7,
rove7,
veer7,
vrou7,
peer6,
pere6,
pore6,
pour6,
pree6,
puer6,
pure6,
purr6,
repo6,
rope6,
roup6,
rurp6,
euro4,
rore4,
roue4,
ruer4,
3 letter words:
eve6,
evo6,
rev6,
vee6,
voe6,
vor6,
ope5,
oup5,
pee5,
per5,
pre5,
pro5,
pur5,
rep5,
upo5,
urp5,
ere3,
err3,
ore3,
our3,
ree3,
reo3,
roe3,
rue3,
ure3,
2 letter words:
op4,
pe4,
po4,
up4,
ee2,
er2,
oe2,
or2,
ou2,
re2,
ur2,