6 letter words:
unmoor8,
5 letter words:
korun9,
kroon9,
moron7,
mourn7,
4 letter words:
konk12,
kook12,
monk10,
murk10,
knur8,
nook8,
rook8,
mono6,
moon6,
moor6,
morn6,
muon6,
norm6,
room6,
3 letter words:
kor7,
mon5,
moo5,
mor5,
mun5,
nom5,
rom5,
rum5,
noo3,
nor3,
ono3,
our3,
run3,
urn3,
2 letter words:
mo4,
mu4,
om4,
um4,
no2,
nu2,
on2,
or2,
un2,