5 letter words:
brown10,
inorb7,
robin7,
4 letter words:
zori13,
bowr9,
brow9,
wino7,
worn7,
biro6,
born6,
brin6,
brio6,
inro4,
iron4,
noir4,
nori4,
roin4,
3 letter words:
wiz15,
biz14,
riz12,
zin12,
bow8,
now6,
own6,
row6,
win6,
won6,
bin5,
bio5,
boi5,
bon5,
bor5,
bro5,
nib5,
nob5,
obi5,
orb5,
rib5,
rob5,
ion3,
nor3,
rin3,
2 letter words:
zo11,
ow5,
wo5,
bi4,
bo4,
ob4,
in2,
io2,
no2,
oi2,
on2,
or2,