5 letter words:
jupon14,
4 letter words:
jupe13,
jeon11,
noop6,
nope6,
noup6,
open6,
peon6,
pone6,
poon6,
upon6,
3 letter words:
jeu10,
joe10,
jun10,
nep5,
oop5,
ope5,
oup5,
pen5,
poo5,
pun5,
upo5,
eon3,
noo3,
one3,
ono3,
oon3,
2 letter words:
jo9,
op4,
pe4,
po4,
up4,
en2,
ne2,
no2,
nu2,
oe2,
on2,
oo2,
ou2,
un2,