6 letter words:
proven11,
opener8,
pereon8,
perone8,
reopen8,
repone8,
5 letter words:
perve10,
preve10,
prove10,
erven8,
nerve8,
never8,
roven8,
neper7,
preen7,
prone7,
4 letter words:
perv9,
veep9,
eevn7,
erev7,
even7,
ever7,
evoe7,
neve7,
oven7,
over7,
rove7,
veer7,
neep6,
nope6,
open6,
peen6,
peer6,
pene6,
peon6,
pere6,
pern6,
pone6,
pore6,
porn6,
pree6,
repo6,
rope6,
erne4,
oner4,
reen4,
rone4,
3 letter words:
eve6,
evo6,
rev6,
vee6,
voe6,
vor6,
nep5,
ope5,
pee5,
pen5,
per5,
pre5,
pro5,
rep5,
een3,
ene3,
eon3,
ere3,
ern3,
nee3,
nor3,
one3,
ore3,
ree3,
ren3,
reo3,
roe3,
2 letter words:
op4,
pe4,
po4,
ee2,
en2,
er2,
ne2,
no2,
oe2,
on2,
or2,
re2,