Approve vs Authorize

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

 ApproveAuthorize
MeaningTo agree with something or say it is okay.To give permission or power to do something.
Register-formal
CEFR levelB2C1
Part of speechverbverb
Usage notesUse 'approve' when formally agreeing to plans, ideas, or documents, typically in work or legal contexts. Avoid in informal conversations where 'okay' or 'sure' might be more appropriate.Use 'authorize' in formal settings when discussing permission or approval, such as in business, law, or official documents. Avoid in casual conversations.

Frequently asked questions: Approve vs Authorize

What's the difference between "Approve" and "Authorize"?

"Approve" means: To agree with something or say it is okay. "Authorize" means: To give permission or power to do something.

When should I use "Approve" and "Authorize"?

"Authorize" is formal.

Are "Approve" and "Authorize" the same CEFR level?

"Approve" is at B2, "Authorize" is at C1 on the CEFR scale.

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