| Nominativ | congruum, congruus, congrua, congrua, congruus, congruum | congrui, congrua, congrua, congruae, congruae, congrui |
| Genitiv | congrui, congrui, congruae, congruae, congrui, congrui | congruorum, congruorum, congruarum, congruorum, congruorum, congruarum |
| Dativ | congruae, congruo, congruo, congruae, congruo, congruo | congruis, congruis |
| Akkusativ | congruum, congruum, congruum, congruum, congruam, congruam | congruas, congruos, congruas, congrua, congrua, congruos |
| Ablativ | congrua, congrua, congruo, congruo, congruo, congruo | congruis, congruis |
| Vokativ | congruum, congrue, congruum, congrua, congrua, congrue | congrui, congrui, congrua, congrua, congruae, congruae |
