| Singular | Plural | |
|---|---|---|
| Nominativ | castella, castellaque | castelle, castellae |
| Genitiv | castellae, castelle | — |
| Dativ | castelle, castellae | castellis, castellisque |
| Akkusativ | — | — |
| Ablativ | castella, castellaque | castellis, castellisque |
| Vokativ | castella, castellaque | castelle, castellae |