| Mater dolorosa | Our Lady of Sorrows |
| Materialist | materialist |
| Lateralsklerose | lateral sclerosis |
| Waterloo | Waterloo |
| Mutter Teresa | Mother Teresa |
| unter aller Sau | abysmal |
| Pteridologie | pteridology |
| Osteoporose | osteoporosis |
| Pastellrosa | blush |
| Matador | bullfighter |
| Mataiologie | mateology |
| Mater lectionis | mater lectionis |
| Materiale | material noun |
| Materialistin | materialist |
| Matrioschka | Russian doll |
| Matrjoschka | Russian doll |
| Matterhorn | Matterhorn |
| Material | material |
| Materialismus | materialism |
| Matroschka | matryoshka |