5 letter words:
moron7,
motor7,
4 letter words:
mono6,
moon6,
moor6,
moot6,
morn6,
mort6,
norm6,
room6,
toom6,
onto4,
root4,
roto4,
toon4,
torn4,
toro4,
3 letter words:
mon5,
moo5,
mor5,
mot5,
nom5,
rom5,
tom5,
noo3,
nor3,
not3,
ono3,
oot3,
ort3,
rot3,
ton3,
too3,
tor3,
2 letter words:
mo4,
om4,
no2,
on2,
or2,
to2,