6 letter words:
napper10,
parpen10,
rappen10,
rapper10,
5 letter words:
nappe9,
paper9,
rappe9,
arpen7,
parer7,
raper7,
narre5,
reran5,
4 letter words:
pape8,
parp8,
perp8,
prep8,
repp8,
aper6,
nape6,
neap6,
pane6,
pare6,
parr6,
pean6,
pear6,
pern6,
rape6,
reap6,
earn4,
nare4,
near4,
rare4,
rean4,
rear4,
3 letter words:
app7,
pap7,
pep7,
ape5,
nap5,
nep5,
pan5,
par5,
pea5,
pen5,
per5,
pre5,
rap5,
rep5,
ane3,
are3,
ean3,
ear3,
era3,
ern3,
err3,
nae3,
ran3,
ren3,
2 letter words:
pa4,
pe4,
ae2,
an2,
ar2,
ea2,
en2,
er2,
na2,
ne2,
re2,