Why does the noun Kauf have the article der?

This noun follows no general suffix rule — its gender is part of the core vocabulary you simply learn alongside the word.

Declension table for German noun Kauf

How it changes across the four cases.

CaseDefiniteIndefiniteNegative
Nominativder Kaufein Kaufkein Kauf
Akkusativden Kaufeinen Kaufkeinen Kauf
Dativdem Kaufeinem Kaufkeinem Kauf
Genitivdes Kaufeseines Kaufeskeines Kaufes

Examples in context

Real sentences using Kauf in different cases.

CaseDefiniteIndefiniteNegative
Nominativ
Der neue Kauf ist wichtig.The new purchase is important.
Ein guter Kauf ist selten.A good purchase is rare.
Kein großer Kauf ist nötig.No big purchase is necessary.
Akkusativ
Ich sehe den neuen Kauf.I see the new purchase.
Er plant einen guten Kauf.He plans a good purchase.
Sie will keinen großen Kauf.She doesn't want any big purchase.
Dativ
Ich bin mit dem neuen Kauf zufrieden.I am satisfied with the new purchase.
Er spricht von einem guten Kauf.He talks about a good purchase.
Sie spart bei keinem großen Kauf.She doesn't save on any big purchase.
Genitiv
Der Preis des neuen Kaufes ist hoch.The price of the new purchase is high.
Der Wert eines guten Kaufes ist klar.The value of a good purchase is clear.
Der Zweck keines großen Kaufes ist bekannt.The purpose of no big purchase is known.

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Frequently asked questions

Everything you might wonder about der, die, das — and the Der Artikel app.

Is it der, die, or das Kauf?

It is der Kauf. In German, every noun has a grammatical gender, and Kauf is masculine. You should always learn the article together with the noun to ensure your German grammar is correct.

What CEFR level is the word Kauf?

The German noun Kauf is categorized as Upper-Intermediate (B2) vocabulary. It is considered an essential word for learners at this level.

What is the plural of der Kauf?

The plural form of der Kauf is die Käufe. In German, regardless of the singular gender, all plural nouns use the definite article “die.”

What does der Kauf mean in English?

The German word der Kauf translates to “purchase” in English.

How do you decline der Kauf?

Like all German nouns, Kauf changes its article depending on the case. In the singular, the forms are:
  • Nominativ: der Kauf
  • Akkusativ: den Kauf
  • Dativ: dem Kauf
  • Genitiv: des Kaufes

These changes are necessary because German uses cases to indicate the noun’s role in a sentence (such as the subject or object). Knowing these forms allows you to build grammatically correct sentences.