Sprachkenntnis | Nominativ, Singular | nominative case, singular | |
Sprachkenntnisses | Genitiv, Singular | genitive case, singular | |
Sprachkenntnisse | Dativ, Singular | dative case, singular | |
Sprachkenntnise | Akkusativ, Singular | accusative case, singular | |
Sprachkenntnissen | Nominativ, Plural | nominative case, plural |