6 letter words:
corona8,
racoon8,
5 letter words:
crank11,
croak11,
crook11,
karoo9,
krona9,
kroon9,
acorn7,
croon7,
narco7,
racon7,
4 letter words:
cark10,
conk10,
cook10,
cork10,
nock10,
rack10,
rock10,
kaon8,
karn8,
knar8,
koan8,
kora8,
nark8,
nook8,
okra8,
rank8,
rook8,
arco6,
carn6,
coon6,
corn6,
narc6,
orca6,
roan4,
3 letter words:
ark7,
koa7,
kor7,
oak7,
oka7,
arc5,
can5,
car5,
con5,
coo5,
cor5,
oca5,
orc5,
roc5,
noo3,
nor3,
oar3,
ono3,
ora3,
ran3,
2 letter words:
ka6,
an2,
ar2,
na2,
no2,
on2,
or2,