7 letter words:
propane11,
6 letter words:
appear10,
napper10,
pauper10,
rappen10,
apnoea8,
purana8,
5 letter words:
nappa9,
nappe9,
paper9,
preop9,
pupae9,
upper9,
apnea7,
apron7,
arepa7,
arpen7,
opera7,
paean7,
paeon7,
parae7,
pareo7,
pareu7,
prone7,
prune7,
anear5,
arena5,
aurae5,
rouen5,
ruana5,
4 letter words:
papa8,
pepo8,
perp8,
pope8,
prep8,
prop8,
pupa8,
repp8,
aper6,
napa6,
nape6,
neap6,
nope6,
open6,
pane6,
para6,
pare6,
pean6,
pear6,
peon6,
pone6,
pore6,
porn6,
pour6,
prao6,
prau6,
proa6,
puna6,
pure6,
rape6,
reap6,
repo6,
rope6,
roup6,
upon6,
aeon4,
aero4,
anoa4,
area4,
aura4,
earn4,
euro4,
near4,
roan4,
roue4,
rune4,
urea4,
3 letter words:
app7,
pap7,
pep7,
pop7,
pup7,
ape5,
apo5,
nap5,
ope5,
pan5,
par5,
pea5,
pen5,
per5,
pro5,
pun5,
pur5,
rap5,
rep5,
upo5,
urp5,
ana3,
ane3,
are3,
ear3,
eau3,
eon3,
era3,
ern3,
nae3,
nor3,
oar3,
one3,
ora3,
ore3,
our3,
ran3,
roe3,
rue3,
run3,
urn3,
2 letter words:
op4,
pa4,
pe4,
up4,
aa2,
ae2,
an2,
ar2,
en2,
er2,
na2,
ne2,
no2,
nu2,
oe2,
on2,
or2,
re2,
un2,