5 letter words:
copen9,
ponce9,
4 letter words:
peck12,
pock12,
coke10,
conk10,
knop10,
neck10,
nock10,
penk10,
poke10,
ponk10,
cope8,
keno8,
cone6,
nope6,
once6,
open6,
peon6,
pone6,
3 letter words:
kep9,
kop9,
cep7,
cop7,
ken7,
kon7,
nek7,
oke7,
pec7,
con5,
eco5,
nep5,
ope5,
pen5,
eon3,
one3,
2 letter words:
ko6,
op4,
pe4,
po4,
en2,
ne2,
no2,
oe2,
on2,