6 letter words:
koruna10,
5 letter words:
knaur9,
korun9,
koura9,
krona9,
4 letter words:
kaon8,
karn8,
karo8,
knar8,
knur8,
koan8,
kora8,
koru8,
kuna8,
nark8,
nork8,
okra8,
raku8,
rank8,
ourn4,
raun4,
roan4,
urao4,
3 letter words:
ark7,
auk7,
koa7,
kon7,
kor7,
oak7,
oka7,
ouk7,
rok7,
nor3,
nur3,
oar3,
ora3,
our3,
ran3,
run3,
urn3,
2 letter words:
ka6,
ko6,
an2,
ar2,
na2,
no2,
nu2,
on2,
or2,
ou2,
un2,
ur2,