Allow vs Authorize vs Grant

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

Allow

Top 1,000 (very common)A2verb

Authorize

FormalTop 2,000 (common)C1verb

Grant

FormalTop 2,000 (common)B2verb
Most common: Allow
 AllowAuthorizeGrant
Pronunciation🇬🇧 /["/əˈlaʊ/","/əˈlaʊz/","/əˈlaʊd/","/əˈlaʊɪŋ/"]/🇺🇸 /["/əˈlaʊ/","/əˈlaʊz/","/əˈlaʊd/","/əˈlaʊɪŋ/"]/🇬🇧 /["/ˈɔːθəraɪz/","/ˈɔːθəraɪzɪz/","/ˈɔːθəraɪzd/","/ˈɔːθəraɪzɪŋ/"]/🇺🇸 /["/ˈɔːθəraɪz/","/ˈɔːθəraɪzɪz/","/ˈɔːθəraɪzd/","/ˈɔːθəraɪzɪŋ/"]/🇬🇧 /["/ɡrɑːnt/","/ɡrɑːnts/","/ˈɡrɑːntɪd/","/ˈɡrɑːntɪŋ/"]/🇺🇸 /["/ɡrænt/","/ɡrænts/","/ˈɡræntɪd/","/ˈɡræntɪŋ/"]/
Meaningto let someone do somethingTo give permission or power to do something.To give something, especially officially.
ExamplePlease allow me to explain my point of view.I can authorize payments up to £5 000.The teacher decided to grant the students extra time for their assignment.
RegisterNeutralFormalFormal
How commonTop 1,000 (very common)Top 2,000 (common)Top 2,000 (common)
CEFR levelA2C1B2
Part of speechverbverbverb
Collocationsallow access, allow time, allow someone to do something, allow for mistakes, allow roomauthorize access, authorize a transaction, authorize a request, authorize changesexpressly, specifically, automatically, agree to, decide to, refuse to, expressly, specifically, automatically, agree to, decide to, refuse to
Antonymsforbid, prohibit, restrictprohibit, forbid, disallowrevoke, withhold
Common mistakesUsing 'allow' without an object (e.g., say 'allow me to help' instead of just 'allow')., Confusing 'allow' with 'let' - 'let' is more informal., Mixing up the structure, such as omitting 'to' before the verb.Confusing 'authorize' with 'authentic' as they have different meanings., Using 'authorize' without an object when it needs one (e.g., 'authorize access' not just 'authorize')., Mixing up 'authorize' with 'permit', which can have slightly different uses.Confused with 'granted' which is the past tense., Using 'grant' without an object., Mixing up 'grant' with 'gift', thinking they are interchangeable.
Usage notesUse 'allow' in contexts where you are giving permission. It's appropriate in both spoken and written English, but for severe situations or commands, consider using stronger words like 'permit'. Avoid using it in very casual exchanges.Use 'authorize' in formal settings when discussing permission or approval, such as in business, law, or official documents. Avoid in casual conversations.Typically used in formal contexts such as legal or educational settings. Avoid in casual conversations.

See it in real clips

Allow
Grant

Frequently asked questions: Allow vs Authorize vs Grant

What's the difference between Allow, Authorize, and Grant?

Allow: to let someone do something Authorize: To give permission or power to do something. Grant: To give something, especially officially.

Which is more common: Allow, Authorize, and Grant?

Allow is the most common in everyday English.

Which is more advanced: Allow, Authorize, and Grant?

Authorize is the highest level, at C1, on the CEFR scale.

Are Allow, Authorize, and Grant the same CEFR level?

Allow: A2, Authorize: C1, Grant: B2 on the CEFR scale.

What part of speech are Allow, Authorize, and Grant?

Allow: verb, Authorize: verb, Grant: verb.

Can you show an example of each?

Allow: Please allow me to explain my point of view. Authorize: I can authorize payments up to £5 000. Grant: The teacher decided to grant the students extra time for their assignment.

Can I use Allow, Authorize, and Grant interchangeably?

Not always. Allow, Authorize, and Grant 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.

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