Lesson 39: Relative clauses — der/die/das (who/which/that)

Vocabulary: Housing and rent

Completing this lesson will add to your overall progress:

VocabularyA1+0.8%A2+2%B1+3%B2+0.5%
GrammarA2+1%B1+4%B2+0.5%

How to work with this lesson

  1. Read the rule — get the logic (5 minutes)
  2. Translate the exercises in writing — check against the key
  3. Say it out loud — slowly, consciously, analyzing every relative pronoun
  4. Speed up — drill the matrix until it flies out on autopilot

You already build complex sentences with dass, weil, wenn, ob. Now add one more type — clauses with "who / which / that". In German it's easier than it looks: the relative pronoun is almost the same article you've known since Lesson 9.


Part 1: Why relative clauses exist

In English: "The man who is standing at the door is my boss." Two facts glued into one sentence — instead of "The man is standing at the door. The man is my boss."

German does exactly the same:

Der Mann, der an der Tür steht, ist mein Chef.

"Der Mann ist mein Chef" + "Der Mann steht an der Tür" = one sentence. Instead of repeating "der Mann", we drop in a relative pronoun: der.

Resurrect "whom". English speakers usually skip "whom" in daily life. For German, switch it back on mentally: "The man whom I know" — because the case (Akk) is exactly what determines the German form. The grammar rule died in English; in German it's alive and kicking.


Part 2: The main hack — "Article + comma + verb at the end"

Relative pronoun ≈ definite article. Know your articles → you know 90% of the relative pronouns.

Three rules:

  1. Gender and number — taken from the noun you're referring back to.
  2. Case — taken from the role of the pronoun INSIDE the relative clause.
  3. Verb — at the very end of the relative clause. Commas are mandatory. Always.

This is exactly like English "who/whom/whose": who = subject (Nom), whom = object (Akk/Dat), whose = possessive (Gen). Germans just bother to mark all four cases.


Part 3: Table of relative pronouns

Masc. (der)Neut. (das)Fem. (die)Plural (die)
Nominativderdasdiedie
Akkusativdendasdiedie
Dativdemdemderdenen
Genitivdessendessenderenderen

Three takeaways:

  1. Nom, Akk — exactly the same as the definite article. Nothing new.
  2. Dativ — same as the article, except Dat plural: not "den" but denen. Extra syllable.
  3. Genitiv — special forms: dessen (masc./neut.) and deren (fem./pl.). They replace the possessive: "dessen Frau" = "his wife / whose wife".

Trap! Case is NOT determined by the main clause — it's determined by the role of the word INSIDE the relative clause. Der Mann, den ich kenne... (den = Akkusativ, because "ich kenne den Mann" — direct object). Der Mann, der dort steht... (der = Nominativ, because "der Mann steht dort" — subject). Same noun "der Mann" — different pronoun. The role inside the comma decides.


Part 4: How to find the case

Break the sentence into two simple ones. Look at the role of the noun in the second:

Role inside relative clauseCaseExample
Subject (who?)NomDie Frau, die hier wohnt, ist Ärztin
Direct object (whom? what?)AkkDie Frau, die ich gestern gesehen habe, ist Ärztin
Indirect object (to whom?)DatDie Frau, der ich geholfen habe, ist Ärztin
Possession (whose?)GenDie Frau, deren Hund immer bellt, ist Ärztin

Next up: Lesson 40 — Obwohl, statt zu, ohne zu. You'll learn to say "although", "instead of -ing" and "without -ing" — three constructions that instantly make your speech sound grown-up. And we'll tackle the ecology vocabulary along the way, where Umwelt literally means "around-world" — pure German engineering of meaning.

Lesson 39: Relative clauses — der/die/das (who/which/that) · Deutsch · Glottos Matrix