Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg / | plural pl Idus |
| Genitiv | singular sg / | plural pl Iduum |
| Dativ | singular sg / | plural pl Idibus |
| Akkusativ | singular sg / | plural pl Idas |
| Ablativ | singular sg / | plural pl Idibus |
| Vokativ | singular sg / | plural pl Idus |