9 letter words:
fourpenny17,
7 letter words:
fenuron10,
6 letter words:
penury11,
pyrone11,
funner9,
punner8,
unopen8,
neuron6,
5 letter words:
fenny11,
ferny11,
foyer11,
funny11,
penny10,
peony10,
porny10,
punny10,
ropey10,
roupy10,
yupon10,
onery8,
runny8,
yourn8,
prone7,
prune7,
unpen7,
rouen5,
4 letter words:
fury10,
pony9,
pouf9,
prey9,
prof9,
puny9,
pyre9,
pyro9,
ropy9,
enuf7,
fern7,
fore7,
four7,
froe7,
oyer7,
yore7,
your7,
nope6,
open6,
peon6,
pone6,
pore6,
porn6,
pour6,
pure6,
repo6,
rope6,
roup6,
upon6,
euro4,
neon4,
none4,
noun4,
roue4,
rune4,
3 letter words:
fey9,
foy9,
fry9,
fop8,
pry8,
pye8,
yep8,
yup8,
fen6,
fer6,
feu6,
foe6,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
ref6,
rye6,
yen6,
yon6,
you6,
ope5,
pen5,
per5,
pro5,
pun5,
pur5,
rep5,
upo5,
urp5,
eon3,
ern3,
nor3,
nun3,
one3,
ore3,
our3,
roe3,
rue3,
run3,
urn3,
2 letter words:
ef5,
fe5,
of5,
oy5,
ye5,
yo5,
op4,
pe4,
up4,
en2,
er2,
ne2,
no2,
nu2,
oe2,
on2,
or2,
re2,
un2,