| Singular | Plural | |
|---|---|---|
| Nominativ | argemonion, argemonion | argemonia, argemonia |
| Genitiv | argemonii, argemonii | argemoniorum, argemoniorum, argemonium, argemonium |
| Dativ | argemonio, argemonio | argemoniis, argemoniis |
| Akkusativ | argemonion, argemonion | argemonia, argemonia |
| Ablativ | argemonio, argemonio | argemoniis, argemoniis |
| Vokativ | argemonion, argemonion | argemonia, argemonia |