6 letter words:
arriba8,
5 letter words:
barra7,
braai7,
briar7,
4 letter words:
abri6,
arba6,
birr6,
rabi6,
riba6,
arar4,
aria4,
raia4,
3 letter words:
aba5,
arb5,
baa5,
bar5,
bra5,
brr5,
rib5,
aia3,
air3,
rai3,
ria3,
2 letter words:
ab4,
ba4,
bi4,
aa2,
ai2,
ar2,
