7 letter words:
prerock15,
6 letter words:
rozzer24,
crozer17,
corker12,
porker12,
recork12,
rocker12,
5 letter words:
croze16,
ocker11,
poker11,
coper9,
corer7,
crore7,
repro7,
roper7,
4 letter words:
zerk17,
prez15,
zero13,
peck12,
pock12,
coke10,
cork10,
perk10,
poke10,
pork10,
reck10,
rock10,
cope8,
crop8,
kore8,
cero6,
core6,
pore6,
repo6,
rope6,
3 letter words:
zek16,
coz14,
zep14,
kep9,
kop9,
cep7,
cop7,
kor7,
oke7,
pec7,
cor5,
ope5,
orc5,
per5,
pro5,
rec5,
rep5,
roc5,
err3,
ore3,
roe3,
2 letter words:
op4,
pe4,
er2,
oe2,
or2,
re2,