8 letter words:
furibund14,
5 letter words:
fundi9,
unbid8,
bruin7,
burin7,
4 letter words:
find8,
fund8,
bind7,
bird7,
bund7,
burd7,
drib7,
drub7,
firn7,
brin6,
burn6,
durn5,
nurd5,
rind5,
ruin4,
3 letter words:
fib8,
fub8,
dif7,
fid7,
fud7,
bid6,
bud6,
dib6,
dub6,
fin6,
fir6,
fun6,
fur6,
rif6,
bin5,
bun5,
bur5,
nib5,
nub5,
rib5,
rub5,
urb5,
din4,
dui4,
dun4,
rid4,
urd4,
rin3,
run3,
urn3,
2 letter words:
if5,
bi4,
id3,
in2,
nu2,
un2,
