7 letter words:
propone11,
6 letter words:
operon8,
5 letter words:
power10,
preop9,
owner8,
rewon8,
rowen8,
wooer8,
porno7,
prone7,
4 letter words:
prow9,
pepo8,
perp8,
poop8,
pope8,
prep8,
prop8,
repp8,
enow7,
wore7,
worn7,
wren7,
nope6,
open6,
peon6,
pone6,
poon6,
poor6,
pore6,
porn6,
repo6,
rope6,
3 letter words:
pew8,
pow8,
wop8,
pep7,
pop7,
new6,
now6,
owe6,
own6,
row6,
wen6,
woe6,
won6,
woo6,
ope5,
pen5,
per5,
poo5,
pro5,
rep5,
eon3,
ern3,
noo3,
nor3,
one3,
ono3,
ore3,
roe3,
2 letter words:
ow5,
we5,
wo5,
op4,
pe4,
en2,
er2,
ne2,
no2,
oe2,
on2,
or2,
re2,