6 letter words:
keppen14,
5 letter words:
kelep11,
kneel9,
4 letter words:
keep10,
kelp10,
peek10,
peke10,
keel8,
keen8,
knee8,
leek8,
leke8,
peep8,
neep6,
peel6,
peen6,
pele6,
3 letter words:
kep9,
eek7,
eke7,
elk7,
ken7,
lek7,
pep7,
pee5,
pen5,
eel3,
lee3,
nee3,
2 letter words:
pe4,
el2,
en2,
ne2,