| Singular | Plural | |
|---|---|---|
| Nominativ | extremum, extremom | extremaventum, extrema, extremaque |
| Genitiv | extremi, extremique | extremorum |
| Dativ | extremo, extremoque | extremis |
| Akkusativ | extremum | extremaque, extremaventum, extrema |
| Ablativ | extremo, extremoque | extremis |
| Vokativ | extremum | extremaventum, extrema, extremaque |