6 letter words:
forker13,
porker12,
kroner10,
perron8,
5 letter words:
poker11,
krone9,
frore8,
prone7,
repro7,
roper7,
4 letter words:
fork11,
kerf11,
knop10,
perk10,
poke10,
pork10,
prof9,
keno8,
kern8,
kore8,
fern7,
fore7,
froe7,
nope6,
open6,
peon6,
pone6,
pore6,
porn6,
repo6,
rope6,
3 letter words:
kef10,
kep9,
kop9,
fop8,
ken7,
kor7,
oke7,
fen6,
fer6,
foe6,
fon6,
for6,
fro6,
ref6,
ope5,
pen5,
per5,
pro5,
rep5,
eon3,
ern3,
err3,
nor3,
one3,
ore3,
roe3,
2 letter words:
ef5,
fe5,
of5,
op4,
pe4,
en2,
er2,
ne2,
no2,
oe2,
on2,
or2,
re2,