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