7 letter words:
fobbing15,
6 letter words:
gibbon11,
5 letter words:
gobbi10,
gonif9,
bingo8,
boing8,
4 letter words:
figo8,
bing7,
biog7,
bong7,
fino7,
foin7,
info7,
ingo5,
3 letter words:
fib8,
fob8,
bib7,
bob7,
fig7,
fog7,
gif7,
big6,
bog6,
fin6,
fon6,
gib6,
gob6,
bin5,
bio5,
boi5,
bon5,
nib5,
nob5,
obi5,
gin4,
gio4,
gon4,
nog4,
ion3,
2 letter words:
if5,
of5,
bi4,
bo4,
ob4,
gi3,
go3,
in2,
io2,
no2,
oi2,
on2,
