| Singular | Plural | |
|---|---|---|
| Nominativ | clausaque, clausa | clausae |
| Genitiv | clausae, clausai | clausarum, clausarumque |
| Dativ | clausai, clausae | clausabus, clausis, clausisque |
| Akkusativ | clausam | clausas, clausasque |
| Ablativ | clausaque, clausa, clausad | clausabus, clausis, clausisque |
| Vokativ | clausaque, clausa | clausae |