Become vs Mature

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

Become

Top 1,000 (very common)A1

Mature

Top 2,000 (common)C1adjective
Most common: Become
 BecomeMature
Pronunciation🇬🇧 /["/bɪˈkʌm/","/bɪˈkʌmz/","/bɪˈkeɪm/","/bɪˈkʌmɪŋ/"]/🇺🇸 /["/bɪˈkʌm/","/bɪˈkʌmz/","/bɪˈkeɪm/","/bɪˈkʌmɪŋ/"]/🇬🇧 //məˈtjʊə//🇺🇸 //məˈtʃʊr//
Meaningto change into something else or start being somethingFully grown or developed.
ExampleI want to become a doctor when I grow up.He is a very mature individual for his age.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelA1C1
Part of speechadjective
Collocationsbecome a leader, become friends, become successful, become aware, become possiblemature audience, mature relationship, mature decisions, mature tree, mature products
Antonymsremain, stay, continueimmature, undeveloped, young
Common mistakesConfused with 'become' vs 'became' - remember 'become' is present and 'became' is past., Using 'become' with an infinitive instead of a gerund (e.g., saying 'become to do' instead of 'become doing')., Incorrectly using 'become' without an object when one is needed (e.g., forgetting to say what they become).Confused with 'immature' for opposites., Using 'mature' for young people or animals., Omitting the context when 'mature' implies wisdom.
Usage notesUse 'become' when discussing changes in state, condition, or identity. It's appropriate in both spoken and written contexts. Avoid using in overly casual situations where simpler verbs might fit better.Use 'mature' to describe fully developed people, animals, or things. Avoid using it to describe young subjects.

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Become

Frequently asked questions: Become vs Mature

What's the difference between Become and Mature?

Become: to change into something else or start being something Mature: Fully grown or developed.

Which is more common: Become and Mature?

Become is the most common in everyday English.

Which is more advanced: Become and Mature?

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

Are Become and Mature the same CEFR level?

Become: A1, Mature: C1 on the CEFR scale.

Can you show an example of each?

Become: I want to become a doctor when I grow up. Mature: He is a very mature individual for his age.

Can I use Become and Mature interchangeably?

Not always. Become and Mature 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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