5 letter words:
tonka9,
4 letter words:
atok8,
kant8,
kaon8,
knot8,
koan8,
koto8,
nook8,
okta8,
tank8,
toko8,
tonk8,
took8,
nota4,
onto4,
oont4,
toon4,
3 letter words:
kat7,
koa7,
kon7,
oak7,
oka7,
tak7,
ant3,
nat3,
noo3,
not3,
oat3,
ono3,
oon3,
oot3,
tan3,
tao3,
ton3,
too3,
2 letter words:
ka6,
ko6,
an2,
at2,
na2,
no2,
on2,
oo2,
ta2,
to2,