5 letter words:
known12,
unwon8,
4 letter words:
know11,
wonk11,
knop10,
punk10,
nook8,
poon6,
upon6,
noon4,
noun4,
3 letter words:
wok10,
kop9,
pow8,
wop8,
now6,
own6,
won6,
woo6,
poo5,
pun5,
upo5,
noo3,
nun3,
ono3,
2 letter words:
ow5,
wo5,
op4,
up4,
no2,
nu2,
on2,
un2,