Collapse vs He passes out

When to use each in English, with meaning, register, and examples.

Collapse

Top 2,000 (common) B2 verb

He passes out

Top 2,000 (common)

	Collapse	He passes out
Pronunciation	🇬🇧 //kəˈlæps// 🇺🇸 //kəˈlæps//	🇬🇧 //hiː ˈpæsɪz aʊt// 🇺🇸 //hi pæsɪz aʊt//
Meaning	To fall down or break apart suddenly	He loses consciousness or faints.
Example	The old bridge began to collapse under the weight of the truck.	After running the marathon, he suddenly passes out on the ground.
Register	Neutral	Neutral
How common	Top 2,000 (common)	Top 2,000 (common)
CEFR level	B2	-
Part of speech	verb
Collocations	collapse suddenly, collapse under pressure, collapse of a building, economic collapse, collapse into despair	pass out from exhaustion, pass out at a party, pass out due to heat, pass out on the floor, pass out in class
Antonyms	rise, stand, build	-
Common mistakes	Confusing with 'collapse' as a noun; 'collapse' is a verb., Using 'collapse' without an object (it can be intransitive)., Mixing up with 'fall' in contexts where 'collapse' suggests sudden failure.	Using 'pass out' for sleeping instead of fainting., Confusing with 'pass away', which means to die., Incorrectly saying 'he passed out the test' instead of 'he passed the test'.
Usage notes	Use 'collapse' for physical structures or figurative situations. In formal contexts, it may refer to systems or economies.	Commonly used in informal contexts. Avoid in formal writing. Typically used for fainting or being overwhelmed.

See it in real clips

Three layers down, the dreams are gonna collapse with the slightest disturbance.

The Pitt › S1 E1

Diastolic collapse of the right atrium and right ventricle.

Three layers down, the dreams are gonna collapse with the slightest disturbance.

The Pitt › S1 E1

Diastolic collapse of the right atrium and right ventricle.

Collapse

The Pitt › S1 E1

and doesn't stop till he passes out at night.

He passes out

Frequently asked questions: Collapse vs He passes out

What's the difference between Collapse and He passes out?

Collapse: To fall down or break apart suddenly He passes out: He loses consciousness or faints.

Can you show an example of each?

Collapse: The old bridge began to collapse under the weight of the truck. He passes out: After running the marathon, he suddenly passes out on the ground.

Can I use Collapse and He passes out interchangeably?

Not always. Collapse and He passes out are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.