| Singular | Plural | |
|---|---|---|
| Nominativ | arcs | arcessitit, arcesius, arces, arcesque, arcesserunt |
| Genitiv | arcisius, arcisque, arcis | arcium, arcum, arcumque |
| Dativ | arcesilae, arcesilam, arce, archi, arcesilas, arci, arcesila | arcibus |
| Akkusativ | arcem, arcemque, arcim | arcesserunt, arcisius, arcessitit, arcisque, arceis, arcesius, arces, arcesque, arcis |
| Ablativ | arcesilae, arcesilam, arce, archi, arcesilas, arci, arcesila | arcibus |
| Vokativ | arcs | arcessitit, arcesius, arces, arcesque, arcesserunt |