| Nominativ | concursatorium, concursatorius, concursatoria | concursatoriae, concursatorii, concursatoria |
| Genitiv | concursatoriae, concursatorii, concursatorii | concursatoriorum, concursatoriorum, concursatoriarum |
| Dativ | concursatorio, concursatorio, concursatoriae | concursatoriis |
| Akkusativ | concursatoriam, concursatorium, concursatorium | concursatoria, concursatorios, concursatorias |
| Ablativ | concursatorio, concursatorio, concursatoria | concursatoriis |
| Vokativ | concursatorie, concursatorium, concursatoria | concursatoria, concursatoriae, concursatorii |
