| Singular | Plural | |
|---|---|---|
| Nominativ | congestio, congestio | congestiones, congestiones |
| Genitiv | congestionis, congestionis | congestionium, congestionum, congestionium, congestionum |
| Dativ | congestioni, congestione, congestioni | congestionibus, congestionibus |
| Akkusativ | congestionem, congestionem | congestionis, congestionis, congestiones, congestiones |
| Ablativ | congestione, congestione | congestionibus, congestionibus |
| Vokativ | congestio, congestio | congestiones, congestiones |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | congestioneis, congestioneis |
| Akkusativ | — | — |
| Ablativ | — | congestioneis, congestioneis |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |