Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg gruis | plural pl grues |
| Genitiv | singular sg gruis | plural pl gruium |
| Dativ | singular sg grui | plural pl gruibus |
| Akkusativ | singular sg gruem | plural pl grues |
| Ablativ | singular sg grue | plural pl gruibus |
| Vokativ | singular sg gruis | plural pl grues |
