Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | octachordos |
| Gen. | octachordi |
| Dat. | octachordo |
| Acc. | octachordon |
| Abl. | octachordo |
| Voc. | octachorde |
| PLURIEL |
| Nom. | octachordi |
| Gen. | octachordōrum |
| Dat. | octachordis |
| Acc. | octachordos |
| Abl. | octachordis |
| Voc. | octachordi |
| SINGULIER |
| Nom. | octachordă |
| Gen. | octachordae |
| Dat. | octachordae |
| Acc. | octachordam |
| Abl. | octachordā |
| Voc. | octachordă |
| PLURIEL |
| Nom. | octachordae |
| Gen. | octachordārum |
| Dat. | octachordis |
| Acc. | octachordas |
| Abl. | octachordis |
| Voc. | octachordae |
| SINGULIER |
| Nom. | octachordon |
| Gen. | octachordi |
| Dat. | octachordo |
| Acc. | octachordon |
| Abl. | octachordo |
| Voc. | octachordon |
| PLURIEL |
| Nom. | octachorda |
| Gen. | octachordōrum |
| Dat. | octachordis |
| Acc. | octachorda |
| Abl. | octachordis | |