Adjective endings without the panic
ein guter Mann, der gute Mann, guter Wein — German adjective endings follow three patterns. Learn the logic instead of the table.
Adjective endings are the part of German grammar most learners dread. But you do not need to memorise a 48-cell table. You need one idea: the ending depends on how much information the article in front already gives.
The core principle
If the article already shows the gender and case clearly (der, die, das…), the adjective can relax and usually takes -e or -en. If there is no article, the adjective has to do the work itself and takes the strong, der-like ending. Weak article, strong adjective; strong article, weak adjective.
The three situations
- After der/die/das (definite): mostly -e in the nominative singular, -en almost everywhere else. der gute Wein, mit dem guten Wein.
- After ein/kein/mein (indefinite): the adjective adds the missing gender signal. ein guter Wein, eine gute Idee, ein gutes Buch.
- No article at all: the adjective takes the full der-style endings. guter Wein, kalte Milch, frisches Brot.
How to practise it
Do not drill all cases at once. Start with the nominative, get it automatic, then add the accusative (only the masculine changes), then dative. Spreading it out turns an overwhelming table into four small, learnable steps.
When in doubt in the spoken language, -en is the single most common ending. It will not always be right, but it is the best guess when you have to keep talking.
Frequently asked questions
Why do German adjectives change their ending?
The ending shows gender, number and case. When the article already makes those clear, the adjective takes a light ending; when there is no article, the adjective carries that information itself.
Is there an easy default adjective ending?
In most cases beyond the nominative singular, the ending is -en. It is the safest fallback while speaking, though the nominative and indefinite forms need attention.