| M SG | M PL | F SG | F PL | N SG | N PL | |
| NOM | ? (rule) | novi (rule) | nova (rule) | ? (rule) | novum (rule) | novī (rule) |
| GEN | ? (rule) | ? (rule) | ? (rule) | ? (rule) | ? (rule) | ? (rule) |
| DAT | ? (rule) | ? (rule) | ? (rule) | novīs (rule) | ? (rule) | novīs (rule) |
| ACC | novum (rule) | ? (rule) | ? (rule) | ? (rule) | novum (rule) | novī (rule) |
| ABL | novō (rule) | ? (rule) | ? (rule) | ? (rule) | ? (rule) | novīs (rule) |
| VOC | ? (rule) | ? (rule) | ? (rule) | ? (rule) | ? (rule) | ? (rule) |