| Mengenlehre | Nominativ, Singular | nominative case, singular | |
| Mengenlehre | Genitiv, Singular | genitive case, singular | |
| Mengenlehre | Dativ, Singular | dative case, singular | |
| Mengenlehre | Akkusativ, Singular | accusative case, singular | |
| Mengenlehren | Nominativ, Plural | nominative case, plural | |
| Mengenlehren | Genitiv, Plural | genitive case, plural | |
| Mengenlehren | Dativ, Plural | dative case, plural | |
| Mengenlehren | Akkusativ, Plural | accusative case, plural |