7 letter words:
pirojki20,
6 letter words:
jokier17,
pokier12,
5 letter words:
kopje18,
joker16,
piker11,
poker11,
pokie11,
proke11,
kiore9,
reiki9,
4 letter words:
jerk15,
joke15,
koji15,
roji11,
kepi10,
kipe10,
perk10,
pike10,
piki10,
poke10,
pork10,
keir8,
kero8,
kier8,
kore8,
reik8,
roke8,
peri6,
pier6,
pore6,
repo6,
ripe6,
rope6,
3 letter words:
joe10,
jor10,
kep9,
kip9,
kop9,
eik7,
erk7,
irk7,
kir7,
koi7,
kor7,
oik7,
oke7,
rok7,
ope5,
per5,
pie5,
pir5,
poi5,
pre5,
pro5,
rep5,
rip5,
ire3,
ore3,
rei3,
reo3,
roe3,
2 letter words:
jo9,
ki6,
ko6,
op4,
pe4,
pi4,
po4,
er2,
io2,
oe2,
oi2,
or2,
re2,