Separable verbs are one of the most distinctive features of Dutch — and one of the trickiest for English speakers to master. A separable verb is a verb made up of a base verb and a prefix that carries additional meaning, and in certain sentence constructions, the prefix physically separates from the verb and moves to the end of the clause. Understanding how and when this separation happens is essential for both understanding native speech and producing grammatically correct Dutch.
Common separable verbs include: opbellen (to call someone on the phone), uitkijken (to watch out / to look out), aankomen (to arrive), meenemen (to take along), teruggaan (to go back), inschrijven (to register/enroll), afmaken (to finish), doorgaan (to continue), afhalen (to pick up), ophouden (to stop/cease). The prefix (op-, uit-, aan-, mee-, terug-, in-, af-, door-) always carries a directional or modifying meaning that changes the sense of the base verb.
In a main clause, the verb conjugates normally but the prefix splits off and goes to the very end of the clause: “Ik bel je morgen op.” (I will call you tomorrow.) — bel is in second position, op goes to the end. “Hij neemt zijn boek mee.” (He takes his book along.) “Wanneer kom jij aan?” (When do you arrive?) Note that in questions with inversion, the prefix still goes to the end.
In a subordinate clause, the separable verb reunites at the end of the clause — the prefix and the verb come back together: “Ik weet dat hij morgen aankomt.” (I know that he arrives tomorrow.) “Ze zei dat ze haar boek meenam.” (She said that she took her book along.) This reunion in subordinate clauses can feel counterintuitive at first but becomes logical once you recognize that all verbs cluster at the end in subordinate clauses anyway.
With modal verbs (kunnen, moeten, willen, mogen, zullen), the separable verb appears in its full infinitive form at the end: “Ik moet morgen vroeg opstaan.” (I have to get up early tomorrow.) “Kun jij mijn fiets meenemen?” (Can you take my bike along?) The infinitive form keeps the prefix attached because infinitives are never separated — only conjugated main verbs split.