| Altertum | antiquity |
| altertümlich | ancient |
| Vatertum | fatherhood |
| Altarm | oxbow lake |
| Altern | aging |
| altern | age |
| Altertumskunde | archaeology |
| alternd | aging |
| älter | elder |
| Alter | man old man dude age old age |
| Altarraum | chancel presbytery |
| Alterität | alterity |
| Bakterium | bacterium |
| Muttertum | motherhood |
| Rittertum | knighthood |
| Warteraum | lounge |
| Sternum | breastbone sternum |
| Luthertum | Lutheranism |
| Witwertum | widowerhood |
| Albert | Albert |