der Sommer
summer
Full 4-Case Declension Table
Switch determiner types to inspect how articles and noun endings change together.
Definite (der / die / das): Used for specific, already known, or general-category nouns.
| Case (Fall) | Question | Singular | Plural |
|---|---|---|---|
Nominative Nominativ (Werfall) | Wer oder was? | der Sommer | die Sommer |
Accusative Akkusativ (Wenfall) | Wen oder was? | den Sommer | die Sommer |
Dative Dativ (Wemfall) | Wem? | dem Sommer | den Sommern |
Genitive Genitiv (Wesfall) | Wessen? | des Sommers | der Sommer |
Indefinite (ein / eine): Used when introducing a countable singular noun; has no plural article in German.
| Case (Fall) | Question | Singular | Plural |
|---|---|---|---|
Nominative Nominativ (Werfall) | Wer oder was? | ein Sommer | Sommer |
Accusative Akkusativ (Wenfall) | Wen oder was? | einen Sommer | Sommer |
Dative Dativ (Wemfall) | Wem? | einem Sommer | Sommern |
Genitive Genitiv (Wesfall) | Wessen? | eines Sommers | Sommer |
Negative (kein / keine): Negates nouns with or without an indefinite article; follows ein-words in singular and die in plural.
| Case (Fall) | Question | Singular | Plural |
|---|---|---|---|
Nominative Nominativ (Werfall) | Wer oder was? | kein Sommer | keine Sommer |
Accusative Akkusativ (Wenfall) | Wen oder was? | keinen Sommer | keine Sommer |
Dative Dativ (Wemfall) | Wem? | keinem Sommer | keinen Sommern |
Genitive Genitiv (Wesfall) | Wessen? | keines Sommers | keiner Sommer |
Possessive (mein / dein / …): Uses ein-word endings in singular and definite-like endings in plural (mein/dein/sein/ihr/unser/euer/Ihr).
| Case (Fall) | Question | Singular | Plural |
|---|---|---|---|
Nominative Nominativ (Werfall) | Wer oder was? | mein Sommer | meine Sommer |
Accusative Akkusativ (Wenfall) | Wen oder was? | meinen Sommer | meine Sommer |
Dative Dativ (Wemfall) | Wem? | meinem Sommer | meinen Sommern |
Genitive Genitiv (Wesfall) | Wessen? | meines Sommers | meiner Sommer |
Why These Endings Work
Standard pattern for most masculine (der) and neuter (das) nouns: genitive singular ends in -s or -es.
- Dative plural adds -n to the plural stem: Sommer → Sommern.
Example Sentences in Context
Im Sommer ist es am See besonders schön.
In summer it is especially nice by the lake.
Während des Sommers fahren viele Familien ans Meer.
During the summer many families travel to the sea.
Interactive Tools & Related Guides
More Nouns in Time & Calendar
FAQs: der Sommer
Is "Sommer" der, die, or das in German?
"Sommer" takes the masculine definite article "der" (der Sommer). Gender cue: Seasons -> ALWAYS masculine (der).
What is the plural and Dative plural of "der Sommer"?
The Nominative plural of der Sommer is "die Sommer" (pattern: -). In the Dative plural it becomes "den Sommern".
How does "der Sommer" change in the Genitive, Accusative, and Dative?
As a strong masculine noun, "Sommer" changes only in the Genitive singular (des Sommers); Accusative and Dative keep "Sommer".