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