5 letter words:
penny10,
punny10,
punce9,
unpen7,
4 letter words:
puny9,
pyne9,
puce8,
unce6,
3 letter words:
puy8,
pye8,
yep8,
yup8,
cep7,
cup7,
pec7,
nye6,
uey6,
yen6,
cue5,
ecu5,
nep5,
pen5,
pun5,
nun3,
2 letter words:
ny5,
ye5,
yu5,
pe4,
up4,
en2,
ne2,
nu2,
un2,