| Monotremata | Monotremata |
| Monotheist | monotheist |
| Montreal | Montreal |
| Monobraue | unibrow |
| Monogerman | germane |
| Monosemie | monosemy |
| Monogramm | monogram |
| Monotheistin | monotheist |
| Monstranz | monstrance |
| Monstrosität | monstrosity |
| Monstrum | monster |
| Montana | Montana |
| Montréal | Montreal |
| Montserrat | Montserrat |
| monatelang | for months for months on end lasting for months |
| monosem | monosemous |
| monothematisch | monothematic |
| Mondstrahl | moonbeam |
| Monografie | monograph |
| Mononom | monomial |