| Singular | Plural | |
|---|---|---|
| Nominativ | angustum, angustom, angustum, angustom, angustumque | angusta, angusta, angustaeque |
| Genitiv | angusti, angustiusque, angusti, angustique | angustorum, angustorum |
| Dativ | angusto, angustoque, angusto | anguistis, angustisque, angustis, angustis |
| Akkusativ | angustumque, angustum, angustum | angusta, angusta, angustaeque |
| Ablativ | angusto, angustoque, angusto | angustis, anguistis, angustisque, angustis |
| Vokativ | angustumque, angustum, angustum | angusta, angusta, angustaeque |