Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Marsicus |
| Gen. | Marsici |
| Dat. | Marsico |
| Acc. | Marsicum |
| Abl. | Marsico |
| Voc. | Marsice |
| PLURIEL |
| Nom. | Marsici |
| Gen. | Marsicōrum |
| Dat. | Marsicis |
| Acc. | Marsicos |
| Abl. | Marsicis |
| Voc. | Marsici |
| SINGULIER |
| Nom. | Marsică |
| Gen. | Marsicae |
| Dat. | Marsicae |
| Acc. | Marsicam |
| Abl. | Marsicā |
| Voc. | Marsică |
| PLURIEL |
| Nom. | Marsicae |
| Gen. | Marsicārum |
| Dat. | Marsicis |
| Acc. | Marsicas |
| Abl. | Marsicis |
| Voc. | Marsicae |
| SINGULIER |
| Nom. | Marsicum |
| Gen. | Marsici |
| Dat. | Marsico |
| Acc. | Marsicum |
| Abl. | Marsico |
| Voc. | Marsicum |
| PLURIEL |
| Nom. | Marsica |
| Gen. | Marsicōrum |
| Dat. | Marsicis |
| Acc. | Marsica |
| Abl. | Marsicis | |