6 letter words:
bibber12,
5 letter words:
bribe9,
biner7,
brine7,
4 letter words:
bibb10,
bier6,
bine6,
bren6,
brie6,
brin6,
rein4,
3 letter words:
bib7,
ebb7,
ben5,
bin5,
neb5,
nib5,
reb5,
rib5,
ern3,
ire3,
rei3,
rin3,
2 letter words:
be4,
bi4,
en2,
er2,
in2,
ne2,
re2,