6 letter words:
porker12,
punker12,
kroner10,
kronur10,
perron8,
pourer8,
pruner8,
repour8,
5 letter words:
poker11,
korun9,
krone9,
prone7,
prune7,
purer7,
repro7,
roper7,
rerun5,
rouen5,
4 letter words:
knop10,
perk10,
poke10,
pork10,
puke10,
punk10,
keno8,
kern8,
knur8,
kore8,
kune8,
neuk8,
nuke8,
nope6,
open6,
peon6,
pone6,
pore6,
porn6,
pour6,
pure6,
purr6,
repo6,
rope6,
roup6,
upon6,
euro4,
roue4,
ruer4,
rune4,
3 letter words:
kep9,
kop9,
ken7,
kor7,
kue7,
oke7,
uke7,
ope5,
pen5,
per5,
pro5,
pun5,
pur5,
rep5,
upo5,
urp5,
eon3,
ern3,
err3,
nor3,
one3,
ore3,
our3,
roe3,
rue3,
run3,
urn3,
2 letter words:
op4,
pe4,
up4,
en2,
er2,
ne2,
no2,
nu2,
oe2,
on2,
or2,
re2,
un2,