Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg sigillum | plural pl sigilla |
| Genitiv | singular sg sigillī | plural pl sigillōrum |
| Dativ | singular sg sigillō | plural pl sigillīs |
| Akkusativ | singular sg sigillum | plural pl sigilla |
| Ablativ | singular sg sigillō | plural pl sigillīs |
| Vokativ | singular sg sigillum | plural pl sigilla |