| Singular | Plural | |
|---|---|---|
| Nominativ | congruentiaque, congruentia | congruentiae |
| Genitiv | congruentiae, congruentiai | congruentiarum |
| Dativ | congruentiae, congruentiai | congruentiabus, congruentiis |
| Akkusativ | congruentiam | congruentias |
| Ablativ | congruentiad, congruentiaque, congruentia | congruentiabus, congruentiis |
| Vokativ | congruentiaque, congruentia | congruentiae |