| Singular | Plural | |
|---|---|---|
| Nominativ | improuisum, improuisus, improuisa | improvisae, improuisa, improuisi |
| Genitiv | improvisae, improuisi, improuisi | improvisorum, improvisorum, improvisarum |
| Dativ | improuiso, improvisae, improuiso | improvisis |
| Akkusativ | improuisum, improuisum, improvisam | improvisos, improvisas, improuisa |
| Ablativ | improuiso, improuisa, improuiso | improvisis |
| Vokativ | improuisum, improuisa, improvise | improuisi, improvisae, improuisa |
| Singular | Plural | |
|---|---|---|
| Nominativ | improvisior | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | improvisior | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Grundform | |
|---|---|
| Positiv | improvise |
| Komparativ | — |
| Superlativ | — |