5 letter words:
mumms11,
momus9,
4 letter words:
mumm10,
moms8,
mums8,
moos6,
mous6,
muso6,
ooms6,
soom6,
soum6,
sumo6,
3 letter words:
mom7,
mum7,
umm7,
moo5,
mos5,
mou5,
mus5,
oms5,
oom5,
som5,
sum5,
oos3,
ous3,
sou3,
2 letter words:
mm6,
mo4,
mu4,
om4,
um4,
oo2,
os2,
ou2,
so2,
us2,