6 letter words:
mummed13,
4 letter words:
mumm10,
mend7,
menu6,
neum6,
dune5,
nude5,
unde5,
3 letter words:
mem7,
mum7,
umm7,
med6,
mud6,
emu5,
men5,
meu5,
mun5,
den4,
due4,
dun4,
end4,
ned4,
2 letter words:
mm6,
em4,
me4,
mu4,
um4,
de3,
ed3,
en2,
ne2,
nu2,
un2,