| Nominativ | congener, congera, congerum, congerum, congener, congera, congerature | congera, congerature, congeri, congerae, congera, congeri, congerae |
| Genitiv | congeri, congeri, congerae, congeri, congeri, congerae | congerorum, congerarum, congerorum, congerorum, congerarum, congerorum |
| Dativ | congerae, congero, congero, congerae, congero, congero | congeris, congeris |
| Akkusativ | congerum, congerum, congeram, congeram, congerum, congerum | congeros, congera, congerature, congera, congeras, congeros, congeras |
| Ablativ | congerature, congera, congero, congero, congero, congero, congera | congeris, congeris |
| Vokativ | congerature, congener, congera, congerum, congerum, congener, congera | congera, congerature, congeri, congerae, congera, congeri, congerae |
