5 letter words:
korun9,
mourn7,
4 letter words:
monk10,
murk10,
knur8,
koru8,
kuru8,
mumu8,
nork8,
morn6,
muon6,
norm6,
roum6,
ourn4,
3 letter words:
kon7,
kor7,
mom7,
mum7,
ouk7,
rok7,
umm7,
mon5,
mor5,
mou5,
mun5,
nom5,
rom5,
rum5,
umu5,
nor3,
nur3,
our3,
run3,
urn3,
2 letter words:
ko6,
mm6,
mo4,
mu4,
om4,
um4,
no2,
nu2,
on2,
or2,
ou2,
un2,
ur2,