Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | subquartus |
| Gen. | subquarti |
| Dat. | subquarto |
| Acc. | subquartum |
| Abl. | subquarto |
| Voc. | subquarte |
| PLURIEL |
| Nom. | subquarti |
| Gen. | subquartōrum |
| Dat. | subquartis |
| Acc. | subquartos |
| Abl. | subquartis |
| Voc. | subquarti |
| SINGULIER |
| Nom. | subquartă |
| Gen. | subquartae |
| Dat. | subquartae |
| Acc. | subquartam |
| Abl. | subquartā |
| Voc. | subquartă |
| PLURIEL |
| Nom. | subquartae |
| Gen. | subquartārum |
| Dat. | subquartis |
| Acc. | subquartas |
| Abl. | subquartis |
| Voc. | subquartae |
| SINGULIER |
| Nom. | subquartum |
| Gen. | subquarti |
| Dat. | subquarto |
| Acc. | subquartum |
| Abl. | subquarto |
| Voc. | subquartum |
| PLURIEL |
| Nom. | subquarta |
| Gen. | subquartōrum |
| Dat. | subquartis |
| Acc. | subquarta |
| Abl. | subquartis | |