| Singular | Plural | |
|---|---|---|
| Nominativ | improperatum, improperata, improperatus | improperati, improperata, improperatae |
| Genitiv | improperati, improperati, improperatae | improperatorum, improperatorum, improperatarum |
| Dativ | improperato, improperato, improperatae | improperatis |
| Akkusativ | improperatam, improperatum, improperatum | improperatos, improperatas, improperata |
| Ablativ | improperata, improperato, improperato | improperatis |
| Vokativ | improperate, improperatum, improperata | improperatae, improperati, improperata |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Grundform | |
|---|---|
| Positiv | improperate |
| Komparativ | — |
| Superlativ | — |