Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Nigidianus |
| Gen. | Nigidiani |
| Dat. | Nigidiano |
| Acc. | Nigidianum |
| Abl. | Nigidiano |
| Voc. | Nigidiane |
| PLURIEL |
| Nom. | Nigidiani |
| Gen. | Nigidianōrum |
| Dat. | Nigidianis |
| Acc. | Nigidianos |
| Abl. | Nigidianis |
| Voc. | Nigidiani |
| SINGULIER |
| Nom. | Nigidiană |
| Gen. | Nigidianae |
| Dat. | Nigidianae |
| Acc. | Nigidianam |
| Abl. | Nigidianā |
| Voc. | Nigidiană |
| PLURIEL |
| Nom. | Nigidianae |
| Gen. | Nigidianārum |
| Dat. | Nigidianis |
| Acc. | Nigidianas |
| Abl. | Nigidianis |
| Voc. | Nigidianae |
| SINGULIER |
| Nom. | Nigidianum |
| Gen. | Nigidiani |
| Dat. | Nigidiano |
| Acc. | Nigidianum |
| Abl. | Nigidiano |
| Voc. | Nigidianum |
| PLURIEL |
| Nom. | Nigidiana |
| Gen. | Nigidianōrum |
| Dat. | Nigidianis |
| Acc. | Nigidiana |
| Abl. | Nigidianis | |