5 letter words:
mopus9,
moups9,
4 letter words:
mops8,
moup8,
poms8,
sump8,
umps8,
mous6,
muso6,
opus6,
oups6,
soum6,
soup6,
sumo6,
3 letter words:
mop7,
pom7,
ump7,
mos5,
mou5,
mus5,
oms5,
ops5,
oup5,
pos5,
pus5,
som5,
sop5,
sum5,
sup5,
upo5,
ups5,
ous3,
sou3,
2 letter words:
mo4,
mu4,
om4,
op4,
po4,
um4,
up4,
os2,
ou2,
so2,
us2,