6 letter words:
barren8,
borane8,
reborn8,
5 letter words:
arbor7,
barer7,
baron7,
barre7,
beano7,
boner7,
borer7,
borne7,
rebar7,
reran5,
4 letter words:
bane6,
bare6,
barn6,
bean6,
bear6,
boar6,
bone6,
bora6,
bore6,
born6,
brae6,
bran6,
bren6,
ebon6,
nabe6,
robe6,
aeon4,
aero4,
earn4,
near4,
orra4,
rare4,
rear4,
roan4,
roar4,
3 letter words:
abo5,
arb5,
ban5,
bar5,
ben5,
boa5,
bra5,
bro5,
brr5,
nab5,
neb5,
nob5,
oba5,
obe5,
orb5,
reb5,
rob5,
ane3,
are3,
ear3,
eon3,
era3,
ern3,
err3,
nae3,
nor3,
oar3,
one3,
ora3,
ore3,
ran3,
roe3,
2 letter words:
ab4,
ba4,
be4,
bo4,
ae2,
an2,
ar2,
en2,
er2,
na2,
ne2,
no2,
oe2,
on2,
or2,
re2,