what is it?
In German, nouns change their form to show that there is more than one of something. Unlike English, which adds -s to almost every noun, German has five distinct plural classes — each with its own ending and, in some cases, an umlaut change on the stem vowel (a → ä, o → ö, u → ü). The plural form must be learned together with each noun's gender and meaning, because there is no single rule that predicts the plural from the singular alone.
when to use it
Use the plural form whenever you refer to more than one person, thing, or concept. The definite article in the plural is always die, regardless of the noun's gender in the singular.
After a number word. Whenever a cardinal number greater than one precedes a noun, the noun must be in the plural: drei Bücher, not *drei Buch.
With plural determiners. Words such as viele (many), alle (all), and keine (no/none) require a plural noun.
When the context implies multiple items. Even without a number, if you mean more than one, the plural form is required.
formation
There are five main plural classes. The table below shows each class with a typical example. An umlaut change is marked with ‹ü›; where it applies, the stem vowel a, o, or u becomes ä, ö, or ü.
| class | ending added | singular | plural | meaning |
|---|---|---|---|---|
| -e | -e | der Tisch | die Tische | table/tables |
| -e with umlaut | -e + umlaut | die Stadt | die Städte | city/cities |
| -er with umlaut | -er + umlaut | das Buch | die Bücher | book/books |
| -(e)n | -(e)n | die Lampe | die Lampen | lamp/lamps |
| -s | -s | das Auto | die Autos | car/cars |
| zero ending | none | der Lehrer | die Lehrer | teacher/teachers |
| zero ending with umlaut | umlaut only | der Apfel | die Äpfel | apple/apples |
Feminines ending in -e. Feminine nouns whose singular ends in -e almost always form their plural with -n: die Lampe → die Lampen, die Katze → die Katzen. This is the most reliable pattern at A1.
No universal rule. Because the plural class cannot always be predicted from the singular, dictionaries list the plural form alongside each entry. Make a habit of learning it from the start.
examples in context
common pitfalls
Adding -s to every noun. English speakers often apply the English default plural to German nouns. Forms like *die Buchs or *die Stadts do not exist. The -s plural is limited to a small set of nouns, mostly loanwords: das Auto → die Autos. For all other nouns, use the correct class.
Forgetting the umlaut. Several plural classes require an umlaut on the stem vowel. Writing *die Apfel instead of die Äpfel, or *die Bucher instead of die Bücher, is a very common error. Always check whether the plural form requires ä, ö, or ü.
Leaving the noun unchanged after a number. A number word does not replace the plural ending — it is added on top of it. *drei Buch is wrong; the correct form is drei Bücher. The noun must always carry its plural ending when the quantity is more than one.
Three sentences, graded here. Nothing is saved and no account is needed.
Ich habe ___ in den Augen. (Schmerz)
Fill in the blank with the correct plural form of the noun in parentheses.