| Martensit | martensite |
| Markasit | marcasite |
| Martini | martini |
| Wartezeit | latency lack |
| Hortensie | hydrangea |
| Magnesit | magnesite |
| Marlene | Marlene |
| markten | bargain |
| Marend | snack |
| Marende | snack |
| Margerite | oxeye daisy |
| Marken | Marche |
| Maroni | chestnut |
| Marsmensch | Martian |
| Marter | agony |
| Martin | Martin |
| Martina | Martina |
| Martinstag | Martinmas |
| Martitz | March |
| Marxist | Marxist |