8 letter words:
paranoea10,
6 letter words:
apnoea8,
5 letter words:
apnea7,
apron7,
arepa7,
arpen7,
opera7,
paean7,
paeon7,
parae7,
pareo7,
prone7,
anear5,
arena5,
4 letter words:
aper6,
napa6,
nape6,
neap6,
nope6,
open6,
pane6,
para6,
pare6,
pean6,
pear6,
peon6,
pone6,
pore6,
porn6,
prao6,
proa6,
rape6,
reap6,
repo6,
rope6,
aeon4,
aero4,
anoa4,
area4,
earn4,
near4,
roan4,
3 letter words:
ape5,
apo5,
nap5,
ope5,
pan5,
par5,
pea5,
pen5,
per5,
pro5,
rap5,
rep5,
ana3,
ane3,
are3,
ear3,
eon3,
era3,
ern3,
nae3,
nor3,
oar3,
one3,
ora3,
ore3,
ran3,
roe3,
2 letter words:
op4,
pa4,
pe4,
aa2,
ae2,
an2,
ar2,
en2,
er2,
na2,
ne2,
no2,
oe2,
on2,
or2,
re2,