5 letter words:
wokka16,
4 letter words:
konk12,
kook12,
know11,
wank11,
wonk11,
kaon8,
koan8,
nook8,
anow7,
woon7,
3 letter words:
kak11,
kaw10,
kow10,
wok10,
koa7,
kon7,
oak7,
oka7,
awn6,
naw6,
now6,
own6,
wan6,
won6,
woo6,
noo3,
ono3,
oon3,
2 letter words:
ka6,
ko6,
aw5,
ow5,
wo5,
an2,
na2,
no2,
on2,
oo2,