English Reference

Word

cause

US/ˈkɑz/

UK/kˈɔːz/

Definitions

01reason for an event

A2 · Elementary Countable noun

n. the person, thing, or event that makes something happen.

n. the producer of an effect; the person or thing that gives rise to an action, phenomenon, or condition.

“The police are still trying to find the cause of the fire.”

“Determining the root cause of the structural failure required a thorough investigation by a team of forensic engineers.”

Pitfall

The cause for the accident was ice.

The cause of the accident was ice.

Use the preposition 'of' after the noun 'cause' when identifying the source of a problem.

02a social goal

B1 · Intermediate Countable noun

n. a goal or idea that people support or fight for because they believe it is right.

n. a principle, aim, or movement that because of its perceived value is supported with dedication.

“They organized a concert to raise money for a good cause.”

“She devoted her entire professional life to the cause of environmental protection, lobbying for stricter regulations on industrial waste.”

03legal case

C1 · Advanced Countable noun Law Formal · Technical

n. a case that is being decided in a court of law.

n. a ground of action or a lawsuit brought before a court for adjudication.

“The judge dismissed the cause due to a lack of evidence.”

“The plaintiff's counsel argued that there was sufficient cause to proceed with a full trial despite the defendant's motion for summary judgment.”

04to make happen

A2 · Elementary

v. to make something happen, especially something bad.

v. to be the agent or occasion of an event; to bring about a result through action or influence.

“The heavy rain caused a lot of problems for drivers this morning.”

“The sudden increase in interest rates caused a significant slowdown in the local housing market over the following quarter.”

Pitfall

The rain caused that the game stopped.

The rain caused the game to stop.

The verb 'cause' is followed by an object and a 'to-infinitive', not a 'that' clause.

Antonyms

05because

B1 · Intermediate Informal · Slang

conj. a short, informal way of saying 'because'.

conj. an aphetic form of 'because' used to introduce a reason or explanation.

“I didn't go to the party 'cause I was feeling tired.”

“He decided to quit his job 'cause he couldn't stand the long commute anymore.”

Usage

Often written with an apostrophe as 'cause to show the missing letters.

Synonyms

Collocations

Common phrases and expressions where native English speakers use the word “cause” in context.

01. cause change 02. cause conflict 03. cause difficulty 04. cause failure 05. cause shift 06. failure cause 07. frequently cause 08. mainly cause 09. movement cause 10. potentially cause 11. primary cause 12. principal cause

Confusables

cause vs make

Make focuses on the result or forced action, while cause focuses on the origin of a negative or neutral event.

RememberMake leads to a result; cause starts a problem.

cause vs reason

A reason is the motive or justification for a human action, while a cause is the physical force that produces a specific result.

RememberReason = Rationale. Cause = Catalyst.

Etymology

From Middle English cause (also with the sense of “a thing”), borrowed from Old French cause (“a cause, a thing”), borrowed from Latin causa (“reason, sake, cause”), from Proto-Italic kaussā, which is of unknown origin. Doublet of chose (“(law) a thing; personal property”). See accuse, excuse, recuse, ruse. Displaced native Old English intinga. * From Middle English causen, Old French causer and Medieval Latin causāre.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

CONJUNCTION

Related words

Idioms

Domain

Law

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Very common
Level
A2 · ElementaryOxford
Updated

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