Commonly confused

Break down vs Break out

Break down” and “Break out” look alike but pull in different directions. Here is the quick way to tell them apart — with examples, the mistake to avoid, and a check.

Which one do you mean?

Down means stop working or collapse; out means escape or suddenly start. A car breaks down; a fire or an argument breaks out.

Break down

Stop working, collapse emotionally, or analyse into parts.

Break out

Escape, or (of something bad) suddenly start.

break down

  1. 1

    (of a vehicle or machine) stop working

  2. 2

    Lose emotional control and start crying

  3. 3

    Separate something into smaller parts to understand it

Correct use

The car broke down on the motorway.

The car stopped working on the motorway.

Full meaning of break down

break out

  1. 1

    (of war, fire or disease) Start suddenly

  2. 2

    Escape from a locked or guarded place

Correct use

A war broke out between the two countries.

A war started suddenly between the two countries.

Full meaning of break out

Common mistake

A fire broke down in the kitchen.

A fire broke out in the kitchen.

Something bad suddenly starting = break out.

Test yourself

The car broke down on the motorway. What does it mean?

More pairs to tell apart

Sink In app icon

Sink In — iOS & Android

Stop mixing them up

Sink In turns confusable pairs like this into quick contrast drills, so the right particle becomes automatic instead of a guess.

  • Learn the pattern behind dozens of verbs at once — not one-off translations.
  • Spaced repetition (SM-2) brings each meaning back right before you forget.
  • Four practice modes train recall and discrimination, not just recognition.
1,300+ phrasal verbs26 particle patternsBuilt for B1–C2
Sink In sense-discrimination practice