| Singular | Plural | |
|---|---|---|
| Nominativ | arceuthinus, arceuthina, arceuthinum | arceuthini, arceuthina, arceuthinae |
| Genitiv | arceuthini, arceuthini, arceuthinae | arceuthinorum, arceuthinorum, arceuthinarum |
| Dativ | arceuthino, arceuthino, arceuthinae | arceuthinis |
| Akkusativ | arceuthinum, arceuthinam, arceuthinum | arceuthina, arceuthinos, arceuthinas |
| Ablativ | arceuthina, arceuthino, arceuthino | arceuthinis |
| Vokativ | arceuthina, arceuthinum, arceuthine | arceuthini, arceuthina, arceuthinae |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Grundform | |
|---|---|
| Positiv | arceuthine |
| Komparativ | — |
| Superlativ | — |