| Singular | Plural | |
|---|---|---|
| Nominativ | authorita | authoritae |
| Genitiv | authoritai, authoritae | authoritarum, authoritum |
| Dativ | authoritai, authoritae | authoritis, authoritabus |
| Akkusativ | authoritam | authoritas, autoritas |
| Ablativ | authorita, authoritad | authoritis, authoritabus |
| Vokativ | authorita | authoritae |