5 letter words:
nooky12,
4 letter words:
poky13,
knop10,
ponk10,
pook10,
pony9,
yoop9,
nook8,
noop6,
poon6,
noon4,
3 letter words:
yok10,
kop9,
kon7,
noy6,
ony6,
yon6,
oop5,
poo5,
non3,
noo3,
ono3,
oon3,
2 letter words:
ky9,
ko6,
ny5,
oy5,
yo5,
op4,
po4,
no2,
on2,
oo2,