6 letter words:
rypeck17,
5 letter words:
pecky16,
perky14,
crepy12,
4 letter words:
kype13,
peck12,
ryke11,
yerk11,
perk10,
reck10,
prey9,
pyre9,
rype9,
3 letter words:
key10,
kye10,
kep9,
cry8,
pry8,
pye8,
yep8,
cep7,
erk7,
pec7,
rye6,
per5,
pre5,
rec5,
rep5,
2 letter words:
ky9,
ye5,
pe4,
er2,
re2,