7 letter words:
opinion9,
6 letter words:
winnow12,
wienie9,
pinene8,
pinion8,
ionone6,
5 letter words:
newie8,
opine7,
penne7,
penni7,
pinon7,
inion5,
onion5,
4 letter words:
weep9,
wipe9,
enow7,
ween7,
wine7,
wino7,
neep6,
nope6,
open6,
peen6,
pein6,
peon6,
pine6,
pion6,
pone6,
poon6,
nene4,
neon4,
nine4,
none4,
noon4,
3 letter words:
wow9,
pew8,
pow8,
wop8,
ewe6,
new6,
now6,
owe6,
own6,
wee6,
wen6,
win6,
woe6,
won6,
woo6,
nip5,
ope5,
pee5,
pen5,
pie5,
pin5,
poi5,
poo5,
eon3,
inn3,
ion3,
nee3,
noo3,
one3,
ono3,
2 letter words:
ow5,
we5,
wo5,
op4,
pe4,
pi4,
en2,
in2,
ne2,
no2,
oe2,
oi2,
on2,