Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | illustris |
| Gen. | illustris |
| Dat. | illustri |
| Acc. | illustrem |
| Abl. | illustri |
| Voc. | illustris |
| PLURIEL |
| Nom. | illustres |
| Gen. | illustrĭum |
| Dat. | illustrĭbus |
| Acc. | illustres |
| Abl. | illustrĭbus |
| Voc. | illustres |
| SINGULIER |
| Nom. | illustris |
| Gen. | illustris |
| Dat. | illustri |
| Acc. | illustrem |
| Abl. | illustri |
| Voc. | illustris |
| PLURIEL |
| Nom. | illustres |
| Gen. | illustrĭum |
| Dat. | illustrĭbus |
| Acc. | illustres |
| Abl. | illustrĭbus |
| Voc. | illustres |
| SINGULIER |
| Nom. | illustre |
| Gen. | illustris |
| Dat. | illustri |
| Acc. | illustre |
| Abl. | illustri |
| Voc. | illustre |
| PLURIEL |
| Nom. | illustrĭa |
| Gen. | illustrĭum |
| Dat. | illustrĭbus |
| Acc. | illustrĭa |
| Abl. | illustrĭbus | |