| Monosemie | monosemy |
| Monosomie | monosomy |
| Monogamie | monogamy |
| monosem | monosemous |
| Monözie | monoecy |
| Monotonie | monotony monotonicity |
| Anosmie | anosmia |
| Polysemie | polysemy |
| Mondsamen | moonseed |
| Monobraue | unibrow |
| Monocoque | monocoque |
| Monogerman | germane |
| Monografie | monograph |
| Monoid | monoid |
| Mononom | monomial |
| Monophobie | monophobia |
| Homonymie | homonymy |
| Monarchie | monarchy |
| Monatsende | end of month end of the month |
| Mondstein | moonstone |