6 letter words:
pepped13,
append11,
napped11,
panned9,
penned9,
pennae8,
ennead7,
5 letter words:
nappe9,
paned8,
panne7,
penna7,
penne7,
4 letter words:
peep8,
aped7,
deep7,
peed7,
pend7,
nape6,
neap6,
neep6,
pane6,
pean6,
peen6,
dean5,
dene5,
need5,
nene4,
3 letter words:
app7,
pap7,
pep7,
dap6,
pad6,
ped6,
ape5,
nap5,
pan5,
pea5,
pee5,
pen5,
and4,
dan4,
dee4,
den4,
end4,
ane3,
nae3,
nan3,
nee3,
2 letter words:
pa4,
pe4,
ad3,
de3,
ed3,
ae2,
an2,
en2,
na2,
ne2,