8 letter words:
oogonium11,
6 letter words:
gonium9,
mooing9,
5 letter words:
mongo8,
mungo8,
nomoi7,
onium7,
4 letter words:
mono6,
moon6,
muni6,
muon6,
goon5,
3 letter words:
gum6,
mig6,
mog6,
mug6,
mon5,
moo5,
mun5,
nim5,
nom5,
gin4,
gnu4,
goo4,
gun4,
nog4,
ion3,
noo3,
ono3,
2 letter words:
mi4,
mo4,
mu4,
om4,
um4,
go3,
in2,
no2,
nu2,
oi2,
on2,
un2,