German Separable Verbs: How They Split and Where the Prefix Goes

One of the stranger things German does to English-speaking learners is take a perfectly normal-looking verb — aufstehen (to get up) — and rip it in half the moment you use it in a sentence: Ich stehe um sieben Uhr auf. The auf- doesn't disappear; it just moves to the very end of the clause. These are separable verbs (trennbare Verben), and once the pattern clicks, they stop being confusing and start being one of the more mechanical, predictable parts of German grammar.

What a separable verb actually is

A separable verb is built from a base verb plus a prefix that carries its own stress and its own meaning — stehen (to stand) + auf (up) = aufstehen (to get up/stand up). In the dictionary and in the infinitive, the two parts sit together as one word. But in a normal present-tense or simple-past main clause, the conjugated verb stays in position two, and the prefix gets kicked all the way to the end.

Infinitive	Meaning	Example sentence
aufstehen	to get up	Ich stehe jeden Tag um sieben auf. (I get up at seven every day.)
anrufen	to call (phone)	Sie ruft ihre Mutter an. (She calls her mother.)
einkaufen	to go shopping	Wir kaufen samstags ein. (We go shopping on Saturdays.)
fernsehen	to watch TV	Er sieht abends fern. (He watches TV in the evening.)
mitkommen	to come along	Kommst du morgen mit? (Are you coming along tomorrow?)
aufmachen	to open	Ich mache das Fenster auf. (I'm opening the window.)
abholen	to pick up	Wir holen dich am Bahnhof ab. (We'll pick you up at the station.)

The core rule: conjugated verb stays put, prefix goes last

In a straightforward main clause, the finite (conjugated) verb form always occupies position two, exactly like any other German verb. The separable prefix is sent to the very last slot in the clause, no matter how long the sentence gets in between:

• Ich rufe dich später an. (I'll call you later.)
• Ich rufe dich heute Abend nach dem Abendessen auf jeden Fall an. (I'll definitely call you tonight after dinner.) — everything piles up in the middle; the prefix still lands at the end.

This is why separable verbs feel disorienting at first: you commit to a verb at the start of the sentence, but you don't find out its full meaning until the prefix shows up at the end. Native listeners are trained to hold that expectation open — you'll build the same instinct with practice.

When the verb does NOT split

The prefix stays attached to the verb (no splitting) in three common situations:

• In the infinitive, used after a modal verb: Ich muss morgen früh aufstehen. (I have to get up early tomorrow.)
• In subordinate clauses, where the whole verb moves to the end anyway and reunites with its prefix: Er sagt, dass er jeden Tag um sieben aufsteht. (He says he gets up at seven every day.)
• In the past participle, where ge- is inserted between the prefix and the base verb: aufstehen → aufgestanden; anrufen → angerufen. Ich habe dich gestern angerufen. (I called you yesterday.)

Separable vs. inseparable prefixes

Not every prefix splits off. A small, fixed set of prefixes — be-, emp-, ent-, er-, ge-, miss-, ver-, zer- — are always inseparable and never carry the main stress: verstehen (to understand), bekommen (to receive), erklären (to explain). These behave like any ordinary verb and never split, in any tense.

Separable prefixes are the common short prepositions and adverbs — auf-, an-, aus-, ein-, mit-, ab-, zurück-, weg-, vor-, her- — and they always carry the stress in the spoken word: AUFstehen, ANrufen, EINkaufen. If you're unsure whether a prefix is separable, listening for the stress is a reliable trick — separable prefixes are stressed, inseparable ones aren't.

A handful of prefixes — durch-, über-, um-, unter-, wieder- — can go either way depending on the specific verb and even the meaning, which is genuinely something to learn verb-by-verb rather than by rule (e.g. übersetzen can mean "to translate," inseparable, or "to ferry across," separable, with different stress in each case).

Common mistakes

• Forgetting the prefix at the end entirely. Ich stehe um sieben. is simply wrong — it either means nothing or something unrelated. The prefix isn't optional; leaving it off is like dropping the second half of the verb.
• Putting the prefix back in front in a main clause. Ich aufstehe um sieben. — never do this; German main clauses always split the verb.
• Forgetting to reunite the verb in subordinate clauses. Learners often correctly split the verb in main clauses, then keep splitting it out of habit in a dass-clause where it should reunite at the end: ..., dass ich aufstehe um sieben is wrong word order — it should be ..., dass ich um sieben aufstehe.
• Misplacing ge- in the participle. Writing geaufstanden instead of aufgestanden — the ge- always slots between the prefix and the base verb, not in front of the whole word.

A quick drill

Try converting these infinitives into full present-tense sentences with the subject ich: aufwachen (to wake up), anziehen (to put on/get dressed), ausgehen (to go out), zurückkommen (to come back). If you can correctly place the prefix at the end each time, the pattern is starting to feel automatic — which is exactly the goal.

Practice separable verbs in real sentences with structured feedback in our courses, or test your instinct for word order with a mock exam.