9 letter words:
barbarian13,
6 letter words:
rabbin10,
arabin8,
arriba8,
5 letter words:
rabbi9,
abrin7,
araba7,
bairn7,
bania7,
barra7,
braai7,
brain7,
briar7,
naira5,
4 letter words:
abba8,
baba8,
barb8,
abri6,
arba6,
bani6,
barn6,
birr6,
bran6,
brin6,
rabi6,
riba6,
airn4,
arar4,
aria4,
arna4,
raia4,
rain4,
rana4,
rani4,
3 letter words:
abb7,
bib7,
aba5,
arb5,
baa5,
ban5,
bar5,
bin5,
bra5,
brr5,
nab5,
nib5,
rib5,
aia3,
ain3,
air3,
ana3,
ani3,
rai3,
ran3,
ria3,
rin3,
2 letter words:
ab4,
ba4,
bi4,
aa2,
ai2,
an2,
ar2,
in2,
na2,