| Singular | Plural | |
|---|---|---|
| Nominativ | chiliarches | chiliarchae |
| Genitiv | chiliarchae, chiliarchai | chiliarchum, chiliarcharum |
| Dativ | chiliarchae, chiliarchai | chiliarchabus, chiliarchis |
| Akkusativ | chiliarchen, chiliarcham | chiliarchas |
| Ablativ | chiliarche, chiliarcha | chiliarchabus, chiliarchis |
| Vokativ | chiliarche, chiliarcha | chiliarchae |