| Singular | Plural | |
|---|---|---|
| Nominativ | commune, communeset | communia |
| Genitiv | communis, communisque, uitaecommunis | communium, communiumque, communum |
| Dativ | communique, communeset, communi, commune, communiorem | communibus |
| Akkusativ | communeset, commune | communia |
| Ablativ | communique, communi, commune, communiorem | communibus |
| Vokativ | commune, communeset | communia |