Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | sĕnex |
| Gen. | senis |
| Dat. | seni |
| Acc. | senem |
| Abl. | seni |
| Voc. | sĕnex |
| PLURIEL |
| Nom. | senes |
| Gen. | senĭum |
| Dat. | senĭbus |
| Acc. | senes |
| Abl. | senĭbus |
| Voc. | senes |
| SINGULIER |
| Nom. | sĕnex |
| Gen. | senis |
| Dat. | seni |
| Acc. | senem |
| Abl. | seni |
| Voc. | sĕnex |
| PLURIEL |
| Nom. | senes |
| Gen. | senĭum |
| Dat. | senĭbus |
| Acc. | senes |
| Abl. | senĭbus |
| Voc. | senes |
| SINGULIER |
| Nom. | sĕnex |
| Gen. | senis |
| Dat. | seni |
| Acc. | sĕnex |
| Abl. | seni |
| Voc. | sĕnex |
| PLURIEL |
| Nom. | senĭa |
| Gen. | senĭum |
| Dat. | senĭbus |
| Acc. | senĭa |
| Abl. | senĭbus | |