| Montagepaste | anti-seize |
| Montagehalle | assembly shop |
| Montagsauto | lemon |
| Montagedorn | mandrel |
| Monatsgehalt | monthly wage |
| Monegasse | Monegasque Monacan |
| Montage | assembly assemblage ensamblaje |
| Montagswagen | Friday afternoon model |
| montags | Mondays on Monday |
| Ontogenese | ontogenesis ontogeny |
| Mittagspause | lunch break lunch hour midday break |
| Mutagenese | mutagenesis |
| Monarchist | monarchist |
| Mongolenfalte | epicanthus |
| Monografie | monograph |
| Monaster | monaster mother star |
| Monatsmiete | monthly rent |
| Monatsname | month's name name of the month |
| Mondgestein | lunar rock |
| Mondphase | lunar phase |