| Singular | Plural | |
|---|---|---|
| Nominativ | matricida | matricidae |
| Genitiv | matricidae, matricidai | matricidum, matricidarum |
| Dativ | matricidae, matricidai | matricidis, matricidabus |
| Akkusativ | matricidam | matricidas |
| Ablativ | matricida, matricidad | matricidis, matricidabus |
| Vokativ | matricida | matricidae |