Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | eugeneus |
| Gen. | eugenei |
| Dat. | eugeneo |
| Acc. | eugeneum |
| Abl. | eugeneo |
| Voc. | eugenee |
| PLURIEL |
| Nom. | eugenei |
| Gen. | eugeneōrum |
| Dat. | eugeneis |
| Acc. | eugeneos |
| Abl. | eugeneis |
| Voc. | eugenei |
| SINGULIER |
| Nom. | eugeneă |
| Gen. | eugeneae |
| Dat. | eugeneae |
| Acc. | eugeneam |
| Abl. | eugeneā |
| Voc. | eugeneă |
| PLURIEL |
| Nom. | eugeneae |
| Gen. | eugeneārum |
| Dat. | eugeneis |
| Acc. | eugeneas |
| Abl. | eugeneis |
| Voc. | eugeneae |
| SINGULIER |
| Nom. | eugeneum |
| Gen. | eugenei |
| Dat. | eugeneo |
| Acc. | eugeneum |
| Abl. | eugeneo |
| Voc. | eugeneum |
| PLURIEL |
| Nom. | eugenea |
| Gen. | eugeneōrum |
| Dat. | eugeneis |
| Acc. | eugenea |
| Abl. | eugeneis | |