| Mutterkornpilz | ergot |
| Mutterkorn | ergot kernel |
| Mutterkonzern | parent company |
| Butterpilz | boleus luteus |
| Austernpilz | oyster mushroom chilblain |
| Mutter Oberin | mother superior |
| Mutterkraut | feverfew |
| Muttermord | matricide |
| Muttermörder | matricide |
| Muttermörderin | matricide |
| Muttersöhnchen | mother's boy mummy's boy momma's boy |
| Mutterwitz | common sense |
| Futterholz | shim |
| Matterhorn | Matterhorn |
| Mittelkornisch | Middle Cornish |
| Mutter Erde | Mother Earth |
| Mutterfirma | parent company |
| Mutterleib | womb |
| Muttername | matronymic |
| Mutterpfanze | parent |