5 letter words:
opine7,
paeon7,
piano7,
4 letter words:
nape6,
neap6,
nipa6,
nope6,
noup6,
open6,
oupa6,
pain6,
pane6,
pean6,
pein6,
peni6,
peon6,
pian6,
pina6,
pine6,
pion6,
pone6,
puna6,
upon6,
aeon4,
aine4,
aune4,
eina4,
eoan4,
euoi4,
naoi4,
onie4,
unai4,
3 letter words:
ape5,
apo5,
nap5,
nep5,
nip5,
ope5,
oup5,
pan5,
pea5,
pen5,
pia5,
pie5,
pin5,
piu5,
poa5,
poi5,
pun5,
upo5,
ain3,
ane3,
ani3,
aue3,
ean3,
eau3,
eon3,
ion3,
nae3,
nie3,
one3,
uni3,
2 letter words:
op4,
pa4,
pe4,
pi4,
po4,
up4,
ae2,
ai2,
an2,
ea2,
en2,
in2,
io2,
na2,
ne2,
no2,
nu2,
oe2,
oi2,
on2,
ou2,
un2,