| Singular | Plural | |
|---|---|---|
| Nominativ | adaugmen, adaugmen | adaugmina, adaugmina |
| Genitiv | adaugminis, adaugminis | adaugminium, adaugminum, adaugminium, adaugminum |
| Dativ | adaugmine, adaugmini, adaugmini | adaugminibus, adaugminibus |
| Akkusativ | adaugmen, adaugmen | adaugmina, adaugmina |
| Ablativ | adaugmine, adaugmine | adaugminibus, adaugminibus |
| Vokativ | adaugmen, adaugmen | adaugmina, adaugmina |