| Termen/ Term | Nr. apariții/ No. occurrences |
| MAMAIA | 1 |
| MAMMOTH | 1 |
| MAMO-DAJ | 1 |
| MANASTIREA COCOS | 1 |
| MANKOVA | 1 |
| MANNHEIM | 1 |
| MANSUELO | 1 |
| MAREA MEDITERANA | 5 |
| MAREA NEAGRA | 31 |
| MAREA ROSIE | 2 |
| MARIANAO | 1 |
| MARIENBERG | 1 |
| MARILA | 9 |
| MARLAUZ | 1 |
| MARRADI | 5 |
| MAS D'URGAL | 1 |
| MAS DE L'AIR | 1 |
| MAS. D'AIGOUAL | 1 |
| MASCHLLANSBERG | 1 |
| MASIVUL RARAU | 1 |
| MASIVUL RARAU(ZONA) | 1 |
| MASSACHUSETTS | 1 |
| MASSACHUSSETS | 1 |
| MASSIF D'AIGONAL | 1 |
| MASSIF DE L'AIGONAL | 2 |
| MATLOCK | 1 |
| MAURINE | 1 |
| MBNDYA | 1 |
| MBNDYA(OCEANUL INDIAN) | 2 |
| MC MAHON | 1 |
| MEJONG | 1 |
| MENADO | 1 |
| MERCANTOUR | 1 |
| MERCUER | 1 |
| MESPEL | 2 |
| MIASK | 1 |
| MIDDLE BRANCH | 1 |
| MIEN-SHAN | 4 |
| MIERCUREA CIUC | 1 |
| MIGLIONICO | 3 |
| MINASTIREA COCOS | 3 |
| MINZATI | 1 |
| MIOLDE BRANCHE MACON RIVE | 1 |
| MIRAMONT | 1 |
| MIRILIBIA | 1 |
| MODRY KAMEN | 1 |
| MOGOSOAIA | 5 |
| MOKANSHAN | 1 |
| MOLDOVA NOUA | 4 |
| MOLUCE | 1 |