8 letter words:
overrank15,
7 letter words:
overran10,
6 letter words:
kroner10,
ranker10,
5 letter words:
knave12,
krona9,
krone9,
oaken9,
raker9,
novae8,
raven8,
raver8,
roven8,
rover8,
reran5,
4 letter words:
kane8,
kaon8,
karn8,
keno8,
kern8,
knar8,
koan8,
kora8,
kore8,
nark8,
okra8,
rake8,
rank8,
arvo7,
aver7,
nave7,
nova7,
oven7,
over7,
rave7,
rove7,
vane7,
vena7,
vera7,
aeon4,
aero4,
earn4,
near4,
orra4,
rare4,
rear4,
roan4,
roar4,
3 letter words:
ark7,
kae7,
kea7,
ken7,
koa7,
kor7,
oak7,
oka7,
oke7,
ave6,
avo6,
ova6,
rev6,
van6,
var6,
voe6,
ane3,
are3,
ear3,
eon3,
era3,
ern3,
err3,
nae3,
nor3,
oar3,
one3,
ora3,
ore3,
ran3,
roe3,
2 letter words:
ka6,
ae2,
an2,
ar2,
en2,
er2,
na2,
ne2,
no2,
oe2,
on2,
or2,
re2,