| Nominativ | administratorius, administratoria, administratorium | administratorii, administratoria, administratoriae |
| Genitiv | administratorii, administratorii, administratoriae | administratoriorum, administratoriorum, administratoriarum |
| Dativ | administratorio, administratorio, administratoriae | administratoriis |
| Akkusativ | administratorium, administratorium, administratoriam | administratoria, administratorios, administratorias |
| Ablativ | administratoria, administratorio, administratorio | administratoriis |
| Vokativ | administratorie, administratorium, administratoria | administratorii, administratoria, administratoriae |
