5 letter words:
korat9,
krona9,
tarok9,
trank9,
troak9,
trona5,
4 letter words:
kaon8,
karn8,
kart8,
knar8,
knot8,
koan8,
kora8,
nark8,
okra8,
rank8,
tank8,
nota4,
rant4,
rato4,
roan4,
rota4,
tarn4,
taro4,
tora4,
torn4,
3 letter words:
ark7,
kat7,
koa7,
kor7,
oak7,
oka7,
ant3,
art3,
nor3,
not3,
oar3,
oat3,
ora3,
ort3,
ran3,
rat3,
rot3,
tan3,
tao3,
tar3,
ton3,
tor3,
2 letter words:
ka6,
an2,
ar2,
at2,
na2,
no2,
on2,
or2,
ta2,
to2,