| Singular | Plural | |||
|---|---|---|---|---|
| Caz | Articulat | Nearticulat | Articulat | Nearticulat |
| Nominativ | naviplanul | naviplan | naviplanele | naviplane |
| Acuzativ | naviplanul | naviplan | naviplanele | naviplane |
| Genitiv | naviplanului | naviplan | naviplanelor | naviplane |
| Dativ | naviplanului | naviplan | naviplanelor | naviplane |
| Vocativ | ||||