dans le dictionnaire PONS
| Case | Singular |
|---|---|
| Nominative | Fōns |
| Genitive | Fontis |
| Dative | Fontī |
| Accusative | Fontem |
| Ablative | Fonte |
| Case | Singular | Plural |
|---|---|---|
| Nominative | fōns | fontēs |
| Genitive | fontis | fontum |
| Dative | fontī | fontibus |
| Accusative | fontem | fontēs |
| Ablative | fonte | fontibus |