| Nominative | Accusative | Dative | Genitive |
| No Article |
Grantastrild |
Grantastrild |
Grantastrild/Grantastrilde |
Grantastrildes/Grantastrilds |
| |
| Definite Article |
der Grantastrild |
den Grantastrild |
dem Grantastrild/Grantastrilde |
des Grantastrildes/Grantastrilds |
| |
| Indefinite Article |
ein Grantastrild |
einen Grantastrild |
einem Grantastrild/Grantastrilde |
eines Grantastrildes/Grantastrilds |
| |
Plural
No Article |
Grantastrild |
Grantastrild |
Grantastrildn |
Grantastrild |
| |
Plural
Definite Article |
die Grantastrild |
die Grantastrild |
den Grantastrildn |
der Grantastrild |
