| Singular | Plural | |
|---|---|---|
| Nominativ | suffragium, suffragium, suffragiumque | suffragia, suffragia |
| Genitiv | suffragii, suffragi, suffragii, suffragi, suffragiere | suffragiumque, suffragiorum, suffragium, suffragiorum, suffragium |
| Dativ | suffragio, suffragio | suffragiis, suffragiisque, suffragiis |
| Akkusativ | suffragiumque, suffragium, suffragium | suffragia, suffragia |
| Ablativ | suffragio, suffragio | suffragiis, suffragiisque, suffragiis |
| Vokativ | suffragiumque, suffragium, suffragium | suffragia, suffragia |