5 letter words:
kokra13,
karoo9,
korat9,
tarok9,
troak9,
ratoo5,
4 letter words:
kark12,
kook12,
atok8,
karo8,
kart8,
kora8,
koro8,
koto8,
okra8,
okta8,
rook8,
toko8,
took8,
rato4,
root4,
rota4,
roto4,
taro4,
tora4,
toro4,
3 letter words:
kak11,
ark7,
kat7,
koa7,
kor7,
oak7,
oka7,
rok7,
tak7,
art3,
oar3,
oat3,
oor3,
oot3,
ora3,
ort3,
rat3,
roo3,
rot3,
tao3,
tar3,
too3,
tor3,
2 letter words:
ka6,
ko6,
ar2,
at2,
oo2,
or2,
ta2,
to2,