5 letter words:
faine8,
napoo7,
opine7,
paeon7,
piano7,
4 letter words:
poof9,
fain7,
fane7,
fano7,
feni7,
fine7,
fino7,
foen7,
foin7,
fone7,
info7,
naif7,
neif7,
nief7,
nife7,
nape6,
neap6,
nipa6,
noop6,
nope6,
open6,
pain6,
pane6,
pean6,
pein6,
peni6,
peon6,
pian6,
pina6,
pine6,
pion6,
pone6,
poon6,
aeon4,
aine4,
eina4,
eoan4,
naoi4,
onie4,
3 letter words:
fap8,
fop8,
fae6,
fan6,
fen6,
fie6,
fin6,
foe6,
fon6,
nef6,
oaf6,
oof6,
ape5,
apo5,
nap5,
nep5,
nip5,
oop5,
ope5,
pan5,
pea5,
pen5,
pia5,
pie5,
pin5,
poa5,
poi5,
poo5,
ain3,
ane3,
ani3,
ean3,
eon3,
ion3,
nae3,
nie3,
noo3,
one3,
ono3,
oon3,
2 letter words:
ef5,
fa5,
fe5,
if5,
of5,
op4,
pa4,
pe4,
pi4,
po4,
ae2,
ai2,
an2,
ea2,
en2,
in2,
io2,
na2,
ne2,
no2,
oe2,
oi2,
on2,
oo2,