4 letter words:
zonk17,
cowk13,
wock13,
zoon13,
know11,
wonk11,
conk10,
cook10,
nock10,
nook8,
woon7,
coon6,
3 letter words:
coz14,
zoo12,
kow10,
wok10,
cow8,
kon7,
now6,
own6,
won6,
woo6,
con5,
coo5,
noo3,
ono3,
oon3,
2 letter words:
zo11,
ko6,
ow5,
wo5,
no2,
on2,
oo2,