| Quackelei | Nominativ, Singular | nominative case, singular | |
| Quackelei | Genitiv, Singular | genitive case, singular | |
| Quackelei | Dativ, Singular | dative case, singular | |
| Quackelei | Akkusativ, Singular | accusative case, singular | |
| Quackeleien | Nominativ, Plural | nominative case, plural | |
| Quackeleien | Genitiv, Plural | genitive case, plural | |
| Quackeleien | Dativ, Plural | dative case, plural | |
| Quackeleien | Akkusativ, Plural | accusative case, plural |