| Nominativ | amphitheatricum, amphitheatrica, amphitheatricus | amphitheatrica, amphitheatricae, amphitheatrici |
| Genitiv | amphitheatricae, amphitheatrici, amphitheatrici | amphitheatricorum, amphitheatricorum, amphitheatricarum |
| Dativ | amphitheatrico, amphitheatrico, amphitheatricae | amphitheatricis |
| Akkusativ | amphitheatricam, amphitheatricum, amphitheatricum | amphitheatrica, amphitheatricos, amphitheatricas |
| Ablativ | amphitheatrico, amphitheatrico, amphitheatrica | amphitheatricis |
| Vokativ | amphitheatrice, amphitheatricum, amphitheatrica | amphitheatrica, amphitheatricae, amphitheatrici |
