Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Othonianus |
| Gen. | Othoniani |
| Dat. | Othoniano |
| Acc. | Othonianum |
| Abl. | Othoniano |
| Voc. | Othoniane |
| PLURIEL |
| Nom. | Othoniani |
| Gen. | Othonianōrum |
| Dat. | Othonianis |
| Acc. | Othonianos |
| Abl. | Othonianis |
| Voc. | Othoniani |
| SINGULIER |
| Nom. | Othoniană |
| Gen. | Othonianae |
| Dat. | Othonianae |
| Acc. | Othonianam |
| Abl. | Othonianā |
| Voc. | Othoniană |
| PLURIEL |
| Nom. | Othonianae |
| Gen. | Othonianārum |
| Dat. | Othonianis |
| Acc. | Othonianas |
| Abl. | Othonianis |
| Voc. | Othonianae |
| SINGULIER |
| Nom. | Othonianum |
| Gen. | Othoniani |
| Dat. | Othoniano |
| Acc. | Othonianum |
| Abl. | Othoniano |
| Voc. | Othonianum |
| PLURIEL |
| Nom. | Othoniana |
| Gen. | Othonianōrum |
| Dat. | Othonianis |
| Acc. | Othoniana |
| Abl. | Othonianis | |