| Singular | Plural | |
|---|---|---|
| Nominativ | peruicax | pervicaces, peruicacia |
| Genitiv | pervicacis, pervicacissimus | pervicacium, pervicacum |
| Dativ | pervicaci | pervicacibus |
| Akkusativ | peruicax, pervicacem | pervicaces, peruicacia, pervicacis, pervicacissimus |
| Ablativ | pervicaci, pervicace | pervicacibus |
| Vokativ | peruicax | pervicaces, peruicacia |
| Singular | Plural | |
|---|---|---|
| Nominativ | pervicacius | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | pervicacius | — |
| Ablativ | — | — |
| Vokativ | pervicacius | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | pervicacissimus | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |