Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg dīrēctōrium | plural pl dīrēctōria |
| Genitiv | singular sg dīrēctōriī | plural pl dīrēctōriōrum |
| Dativ | singular sg dīrēctōriō | plural pl dīrēctōriīs |
| Akkusativ | singular sg dīrēctōrium | plural pl dīrēctōria |
| Ablativ | singular sg dīrēctōriō | plural pl dīrēctōriīs |
| Vokativ | singular sg dīrēctōrium | plural pl dīrēctōria |