Reason vs Cause

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What’s the difference between them?



explanation of why something happened without necessarily having direct relationship.


1.I'm not sure what the reason is for the delay.

2.I can't provide a reason for my actions.

3.He had a valid reason to be angry.



direct relationship between event and result.


1. The cause of the fire is still under investigation.

2. His generous donation was the cause of the charity's success.

3. The high cost of living is a major cause of poverty in the region.

Learn similar and opposite words to spot the difference




1. Rationale

2. Justification

3. Grounds

4. Explanation

5. Validating Argument

1. Irrationality

2. Impracticality

3. Unsoundness

4. Impulsiveness

5. Unthinkingness


1. Reason

2. Stimulus

3. Impel

4. Spark

5. Bring about

1. Effect

2. Prevent

3. Absolve

4. Allow

5. Inhibit

Tricks for mastery

Useful tips to understand the difference between confusing words "Reason", "Cause".

1. 'Reason' refers to an explanation of why something happened.

2. 'Cause' is what actually caused the event to take place.

3. Think of 'reason' as an explanation for an event and 'cause' as the event itself.

4. The cause is the action, the reason is the justification.

Check the full list of commonly confused words in English

Learn the difference

Frequently asked questions

In what situations should the word 'Reason' be used?

Reason is used to explain why something has happened or exists. It is a justification or basis for an argument or decision. Reason can also be used to refer to a particular principle or idea that explains or supports a belief, action, or theory.

When is the appropriate context for using the word 'Cause'?

Cause is used to identify the source of an event or phenomenon. It can also be used to refer to the production of an effect, result, or consequence. A cause is typically the reason why something has happened or why it continues to exist.

Do the two words share the same pronunciation?

No, the two words are not pronounced the same. 'Reason' is pronounced with a long 'e' sound (ree-zn) and 'Cause' is pronounced with a short 'a' sound (kawz).

What are some common mistakes people make when using these words?

People often confuse the two words and use them interchangeably. While they are related terms, they have different meanings and should not be used interchangeably. Another common mistake is incorrectly pronouncing 'Cause' with a long 'e' sound, rather than a short 'a' sound (kawz).

Fill in the gaps to check yourself

1. I didnt go to the party _____ I was feeling unwell.

2. The bad weather was the main _____ of the delay.

3. He missed the bus _____ he overslept.

4. Many charities are raising money for a good _____.

5. Shes always happy, _____ she has such a positive outlook on life.

6. Pollution is a leading _____ of global warming.

1. Answer: because

Explanation: In this context, we are explaining the reason for not going to the party. Because is used to give reasons, making it the appropriate choice.

2. Answer: cause

Explanation: The sentence refers to a reason or factor that brings about an effect or result. Cause fits as it means a reason or motive.

3. Answer: because

Explanation: Here, we are providing a reason for missing the bus. Because is used to explain reasons, which makes it the correct word in this context.

4. Answer: cause

Explanation: In this context, cause refers to a goal or principle represented by a charity. Cause is appropriate as it indicates a purpose or motive for raising money.

5. Answer: because

Explanation: The sentence gives a reason for someones constant happiness. Using because provides the explanation for the given situation.

6. Answer: cause

Explanation: The sentence identifies a factor contributing to global warming. Cause is the right choice as it indicates a source or reason.

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List of Commonly Confused Words

Finding your way around the English language can be hard, especially since there are so many confusing words and rules. So, a list of the most confusing words in English is an extremely useful tool for improving language accuracy and sharing the ideas clearly.