5 letter words:
pecke13,
pence9,
4 letter words:
peck12,
keep10,
neck10,
peek10,
peke10,
penk10,
cepe8,
keen8,
knee8,
neep6,
peen6,
pene6,
3 letter words:
kep9,
cep7,
eek7,
eke7,
ken7,
nek7,
pec7,
cee5,
nep5,
pee5,
pen5,
een3,
ene3,
nee3,
2 letter words:
pe4,
ee2,
en2,
ne2,