| Singular | Plural | |
|---|---|---|
| Nominativ | strepitus, strepidus | strepitus, strepidus, strepituus |
| Genitiv | strepitus, strepidus | strepituum |
| Dativ | strepitui | strepitibus, strepitubus |
| Akkusativ | strepitumque, strepitum | strepitus, strepidus, strepituus |
| Ablativ | strepituque, strepitu | strepitibus, strepitubus |
| Vokativ | strepitus, strepidus | strepitus, strepidus, strepituus |