| Nominativ | gratulabunda, gratulabundus, gratulabundus, gratulabunda, gratulabundum, gratulabundum | gratulabundi, gratulabunda, gratulabundi, gratulabunda, gratulabundae, gratulabundae |
| Genitiv | gratulabundi, gratulabundi, gratulabundi, gratulabundi, gratulabundae, gratulabundae | gratulabundorum, gratulabundorum, gratulabundorum, gratulabundarum, gratulabundorum, gratulabundarum |
| Dativ | gratulabundo, gratulabundo, gratulabundo, gratulabundae, gratulabundo, gratulabundae | gratulabundis, gratulabundis |
| Akkusativ | gratulabundum, gratulabundum, gratulabundum, gratulabundum, gratulabundam, gratulabundam | gratulabundas, gratulabunda, gratulabunda, gratulabundos, gratulabundos, gratulabundas |
| Ablativ | gratulabunda, gratulabunda, gratulabundo, gratulabundo, gratulabundo, gratulabundo | gratulabundis, gratulabundis |
| Vokativ | gratulabundum, gratulabunde, gratulabunda, gratulabunda, gratulabunde, gratulabundum | gratulabundi, gratulabunda, gratulabundi, gratulabunda, gratulabundae, gratulabundae |
