6 letter words:
arbour8,
barrio8,
ourari6,
5 letter words:
fubar10,
friar8,
furor8,
arbor7,
briar7,
burro7,
urbia7,
urari5,
4 letter words:
barf9,
forb9,
fair7,
faro7,
fiar7,
fora7,
four7,
abri6,
biro6,
birr6,
boar6,
bora6,
brio6,
bura6,
burr6,
obia6,
orra4,
roar4,
3 letter words:
fab8,
fib8,
fob8,
fub8,
arf6,
far6,
fir6,
for6,
fou6,
fro6,
fur6,
oaf6,
rif6,
abo5,
arb5,
bar5,
bio5,
boa5,
bra5,
bro5,
brr5,
bur5,
oba5,
obi5,
orb5,
rib5,
rob5,
rub5,
urb5,
air3,
oar3,
ora3,
our3,
rai3,
ria3,
2 letter words:
fa5,
if5,
of5,
ab4,
ba4,
bi4,
bo4,
ai2,
ar2,
oi2,
or2,