Comply vs Conform

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

Comply

Top 5,000 (fairly common)C1verb

Conform

Top 2,000 (common)B1
Most common: Conform
 ComplyConform
Pronunciation🇬🇧 /["/kəmˈplaɪ/","/kəmˈplaɪz/","/kəmˈplaɪd/","/kəmˈplaɪɪŋ/"]/🇺🇸 /["/kəmˈplaɪ/","/kəmˈplaɪz/","/kəmˈplaɪd/","/kəmˈplaɪɪŋ/"]/🇬🇧 //kənˈfɔːm//🇺🇸 //kənˈfɔrm//
MeaningTo follow rules or requests.to act in the same way as others or follow rules
ExampleThey refused to comply with the UN resolution.Students are expected to conform to the school's dress code.
RegisterNeutralNeutral
How commonTop 5,000 (fairly common)Top 2,000 (common)
CEFR levelC1B1
Part of speechverb
Collocationsfully, reluctantly, happily, fail to, refuse to, withconform to expectations, conform to rules, conform to standards, conform with guidelines, conform to social norms
Antonymsdisobey, ignore, floutdeviate, dissent, disobey
Common mistakesUsing 'comply' without the preposition 'with'., Confusing 'comply' with 'compromise'., Misusing the tense, such as saying 'complyed'.Confused with 'inform' vs 'conform', Incorrectly using 'conform' without 'to', Using 'conform' in overly casual contexts
Usage notesUsed in formal contexts, such as legal settings or official instructions. Less common in casual conversations. Avoid using in situations where agreement is more appropriate.Use 'conform' in contexts involving social behavior or rules. Avoid in informal settings.

Frequently asked questions: Comply vs Conform

What's the difference between Comply and Conform?

Comply: To follow rules or requests. Conform: to act in the same way as others or follow rules

Which is more common: Comply and Conform?

Conform is the most common in everyday English.

Are Comply and Conform the same CEFR level?

Comply: C1, Conform: B1 on the CEFR scale.

Can I use Comply and Conform interchangeably?

Not always. Comply and Conform 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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