| Singular | Plural | |
|---|---|---|
| Nominativ | cisternaeque, cisterna | cisternae |
| Genitiv | cisternai, cisternae | cisternarum, cisternum |
| Dativ | cisternai, cisternae | cisternabus, cisternis |
| Akkusativ | cisternam | cisternas |
| Ablativ | cisternaeque, cisterna, cisternad | cisternabus, cisternis |
| Vokativ | cisternaeque, cisterna | cisternae |