| Singular | Plural | |
|---|---|---|
| Nominativ | seruius, seruius | servii |
| Genitiv | serui, servilianis, curserui, servilique, seruilianum, serviliter, seruique, servii, servitutus, serviusque | serviorum, seruium |
| Dativ | seruio | serviis |
| Akkusativ | serviom, seruium | servios |
| Ablativ | seruio | serviis |
| Vokativ | serui, servilianis, curserui, servilique, seruilianum, serviliter, seruique, servitutus, serviusque | servii |