6 letter words:
ranker10,
5 letter words:
raker9,
reran5,
4 letter words:
kane8,
karn8,
kern8,
knar8,
nark8,
rake8,
rank8,
earn4,
near4,
rare4,
rear4,
3 letter words:
ark7,
kae7,
kea7,
ken7,
ane3,
are3,
ear3,
era3,
ern3,
err3,
nae3,
ran3,
2 letter words:
ka6,
ae2,
an2,
ar2,
en2,
er2,
na2,
ne2,
re2,