German Adjective Endings: Declension Made Simple with Charts and Examples

German Adjective Endings: An adjective before a noun changes its ending based on three things — the case, the gender/number of the noun, and the type of article. There are three ending patterns: weak (after der, die, das), mixed (after ein, kein, and possessives), and strong (with no article). The trick is that whichever word carries the grammatical information, the adjective fills in the rest. This guide explains all three patterns with charts and tables, why the endings are hard, the rules after words like viele and einige, comparative and superlative endings, common mistakes, and an interactive quiz.

Adjective endings are one of the trickiest parts of German because they depend on the noun's case, its gender and number, and the article in front of it. Get them right and you sound noticeably more natural. This guide breaks the system into three clear patterns and shows you how to learn them step by step.

Key Takeaways

1. Adjective endings depend on three things at once: case, gender/number, and article type.
2. Three patterns: weak (after der/die/das), mixed (after ein/kein/possessives), strong (no article).
3. Whichever word already shows the case and gender, the adjective takes the "lighter" ending — that is the whole logic.
4. Knowing the noun's gender is the foundation: without der/die/das, you can't pick the right ending.

What Is German Adjective Declension?

German adjective declension is the system of changing an adjective's ending based on the case and gender/number of the noun and the type of article in front of it (definite, indefinite, possessive, or none). The ending signals grammatical information — if it is wrong, the sentence sounds off even when it is still understandable.

An adjective agrees with its noun in gender (masculine, feminine, neuter), number (singular, plural), and case. That is why it helps to already know your German articles and German cases before tackling endings.

Why Are Adjective Endings So Difficult?

The difficulty is that a single ending has to encode three pieces of information at the same time: the case, the gender and number of the noun, and whether an article is already doing part of that job. German solves this with a neat trade-off:

• If the article already shows the case and gender (like der, die, das), the adjective can relax and take a weak ending.
• If the article shows less (like ein, which looks the same for masculine and neuter), the adjective picks up the slack with a mixed ending.
• If there is no article at all, the adjective must carry everything with a strong ending.

So adjective endings are really a window into the case system: the nominative, accusative, dative, and genitive. And every one of them depends on knowing the noun's gender first — which is why the Article Trainer is the fastest way to build the foundation.

German Adjective Endings with 'Der, Die, Das' (Definite Articles)

After a definite article (der, die, das), the adjective takes the weak endings — mostly -e or -en, because the article already shows case and gender.

← swipe to see the full table →

Example Sentences (Definite Articles)

• Der kleine Hund schläft. (Nominative) = The small dog sleeps.
• Ich helfe dem kleinen Hund. (Dative) = I help the small dog.
• Ich sehe den kleinen Hund. (Accusative) = I see the small dog.

Read the full breakdown of adjective endings with definite articles.

Adjective Endings with 'Ein, Eine' (Indefinite Articles)

After an indefinite article (ein, eine) or kein, the adjective takes mixed endings. Because ein looks the same in the masculine and neuter nominative, the adjective steps in to show the difference (-er vs. -es).

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ein itself has no plural, but kein and possessives do — and there the ending is -en.

Example Sentences (Indefinite Articles)

• Ein kleiner Hund schläft. (Nominative) = A small dog sleeps.
• Ich helfe einem kleinen Hund. (Dative) = I help a small dog.
• Ich sehe einen kleinen Hund. (Accusative) = I see a small dog.

Explore adjective endings with indefinite articles in detail.

Adjective Endings with Possessive Pronouns

Possessive pronouns (mein, dein, sein, ihr, unser, euer) follow the same mixed pattern as ein/kein — the only difference is that possessives also have a plural (ending in -en).

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Example Sentences (Possessive Pronouns)

• Mein kleiner Hund ist sehr aktiv. (Nominative) = My small dog is very active.
• Ich gehe mit meinem kleinen Hund spazieren. (Dative) = I go for a walk with my small dog.
• Ich füttere meinen kleinen Hund. (Accusative) = I feed my small dog.

See more on adjective endings with possessive pronouns.

Adjective Endings with Zero Articles

When there is no article at all, the adjective takes the strong endings, because now it has to carry all the grammatical information itself.

← swipe to see the full table →

Example Sentences (Zero Articles)

• Guter Wein schmeckt lecker. (Nominative) = Good wine tastes delicious.
• Ich koche mit gutem Wein. (Dative) = I cook with good wine.
• Ich trinke guten Wein. (Accusative) = I drink good wine.

Read more about adjective endings with zero articles.

Adjective Endings after 'viele, einige, wenige, mehrere…'

Words like viele (many), einige (some), wenige (few), mehrere (several), and andere (other) do not behave like die. After them, the adjective usually takes strong plural endings — the same as with no article:

• viele gute Freunde (many good friends — nominative/accusative, strong -e)
• einige kleine Kinder (some small children)
• mit vielen guten Freunden (with many good friends — dative, strong -en)

But after alle, beide, sämtliche, and possessives, the adjective takes the weak/mixed -en ending instead:

• alle guten Freunde (all the good friends)
• beide kleinen Kinder (both small children)

Comparative and Superlative Endings

Comparative and superlative adjectives still take normal endings — you just add them after the comparative -er or superlative -st:

• der ältere Bruder (the older brother — comparative + weak -e)
• ein älterer Bruder (an older brother — comparative + mixed -er)
• der schnellste Läufer (the fastest runner — superlative + weak -e)
• Wir wohnen im höchsten Haus. (We live in the tallest house — superlative + dative -en)

Learn how to form them in the German comparative and superlative.

Common Mistakes with German Adjective Endings

Adjective endings are tricky, and learners tend to make the same errors. Here are the most frequent — and how to fix them.

1. Wrong ending after a definite article

After der, die, das, the adjective takes a weak ending (-e or -en). 🔴 Der großer Mann ist nett. ✅ Der große Mann ist nett. (The tall man is nice.)

2. Forgetting the strong ending with no article

With no article, the adjective must show case, gender, and number. 🔴 Ich trinke gut Wein. ✅ Ich trinke guten Wein. (I drink good wine.)

3. Mixing up accusative and dative endings

With no article, the masculine ending changes from -en (accusative) to -em (dative). 🔴 Ich koche mit guten Wein. ✅ Ich koche mit gutem Wein. (I cook with good wine — "mit" takes the dative.)

4. Using weak endings after indefinite articles

After ein, eine, kein, the adjective takes mixed endings, not weak ones. 🔴 Ein kluge Mann liest ein Buch. ✅ Ein kluger Mann liest ein Buch. (A clever man reads a book.)

5. Forgetting plural endings

Plural adjectives must agree with the case and the article. 🔴 Ich sehe die kleine Hunde. ✅ Ich sehe die kleinen Hunde. (I see the small dogs.)

6. Ignoring gender rules

Guessing the ending instead of following the noun's gender leads to errors. 🔴 Ich mag die schönes Auto. ✅ Ich mag das schöne Auto. (I like the beautiful car.)

German Adjective Endings Quiz

Test yourself below. Pick a, b, or c — you will see the correct answer and the rule behind it right away.

Practice with Free Quizzes

Mastering adjective endings takes practice. Test yourself with these free quizzes for different levels:

1. Adjective Endings Quiz 1
2. Adjective Endings Quiz 2
3. Adjective Endings Quiz 3

Quizzes are perfect for a quick check — for structured, graded practice from A2 to C1, the Adjective Endings eBook takes you all the way through.

How to Learn Adjective Endings Step by Step

1. Start with definite articles. Learn the weak endings after der, die, das first — they are the simplest.
2. Move on to indefinite articles. Master ein, eine next and notice the overlaps with the weak pattern.
3. Add possessive pronouns. They behave exactly like indefinite articles — same endings, different words.
4. Finish with zero articles. See how the strong endings replace the missing article information.
5. Spot the overlaps. Weak and mixed endings share a lot — learn the differences, not every cell from scratch.
6. Practise with repetition. Use quizzes and the eBook exercises; repetition is what builds long-term memory.

Examples in sentences:

• Der kleine Mann geht mit der großen Frau ins Kino. (definite articles)
• Ein kleiner Mann geht mit einer klugen Frau ins Theater. (indefinite articles)
• Mein kluger Freund liest ein interessantes Buch. (possessive pronoun)
• Gute Freunde helfen gern. (zero article, nominative plural)

Conclusion

Adjective endings tie together articles, cases, and genders. Learn them in order — definite, indefinite, possessive, then zero-article — and the three patterns (weak, mixed, strong) start to feel logical rather than random. Reinforce them with steady practice, and they become second nature. And because every ending starts with the noun's gender, nailing der, die, das first makes everything else fall into place.

FAQ: Adjective Declension

Why does German have different adjective endings?

Adjective endings carry the grammatical information normally shown by articles and cases — they signal the noun's gender, number, and case. The type of article decides whether the adjective takes a weak, mixed, or strong ending.

Are definite articles easier than indefinite articles?

Most learners start with definite articles because the weak endings are the most straightforward (mostly -e and -en). Indefinite articles and possessives use mixed endings, which need a little more attention.

Do I need to memorize all adjective endings?

Learning the patterns helps more than memorising every cell. With consistent practice you start to recognise the common endings automatically.

How can I remember strong, weak, and mixed endings?

Weak endings appear after definite articles, mixed endings after indefinite articles and possessives, and strong endings with zero article. Treat each as a separate template and learn where they overlap.

Which step should I learn first?

Begin with definite articles, then indefinite articles, then possessive pronouns, and finally zero articles. Noticing the overlaps makes the whole system simpler.

Where can I practice adjective endings?

Use the free grammar quizzes on this site, or work through the graded exercises in the Adjective Endings eBook.

Is there a difference between "adjective declension" and "adjective declination"?

No — the two terms are synonyms and can be used interchangeably.

Keep Learning: Related Articles

• Adjective Endings with Definite Articles
• Adjective Endings with Indefinite Articles
• Adjective Endings with Possessive Pronouns
• Adjective Endings with Zero Articles
• German Comparative & Superlative
• Cases in German — Easily Explained
• German Definite Articles (Der, Die, Das)
• German Indefinite Articles (Ein, Eine)
• German Article Rules
• German Plural Nouns