5 letter words:
nappa9,
nappe9,
apnea7,
paean7,
4 letter words:
papa8,
pape8,
napa6,
nape6,
neap6,
pane6,
pean6,
3 letter words:
app7,
pap7,
pep7,
ape5,
nap5,
nep5,
pan5,
pea5,
pen5,
ana3,
ane3,
ean3,
nae3,
2 letter words:
pa4,
pe4,
aa2,
ae2,
an2,
ea2,
en2,
na2,
ne2,