6 letter words:
pecked15,
necked13,
5 letter words:
kneed10,
pence9,
4 letter words:
peck12,
deck11,
keep10,
neck10,
peek10,
peke10,
deke9,
eked9,
cepe8,
keen8,
knee8,
cede7,
deep7,
peed7,
pend7,
neep6,
peen6,
dene5,
need5,
3 letter words:
kep9,
cep7,
eek7,
eke7,
ken7,
pec7,
ped6,
cee5,
pee5,
pen5,
dee4,
den4,
end4,
nee3,
2 letter words:
pe4,
de3,
ed3,
en2,
ne2,