Combine vs Merge

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

Combine

Top 1,000 (very common)B1verb

Merge

Top 1,000 (very common)C1verb
 CombineMerge
Pronunciation🇬🇧 /["/kəmˈbaɪn/","/kəmˈbaɪnz/","/kəmˈbaɪnd/","/kəmˈbaɪnɪŋ/"]/🇺🇸 /["/kəmˈbaɪn/","/kəmˈbaɪnz/","/kəmˈbaɪnd/","/kəmˈbaɪnɪŋ/"]/🇬🇧 /["/mɜːdʒ/","/ˈmɜːdʒɪz/","/mɜːdʒd/","/ˈmɜːdʒɪŋ/"]/🇺🇸 /["/mɜːrdʒ/","/ˈmɜːrdʒɪz/","/mɜːrdʒd/","/ˈmɜːrdʒɪŋ/"]/
MeaningTo join two or more things together.To combine two or more things into one.
ExampleYou can combine ingredients to create a delicious meal.The two companies decided to merge to increase their market share.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelB1C1
Part of speechverbverb
Collocationssuccessfully, well, against, withmerge data, merge companies, merge cells, merge ideas, merge accounts
Antonymsseparate, divide, disjoinsplit, divide
Common mistakesConfused with 'combin' which is not a real word., Incorrectly using 'combine' with a subject (e.g., 'I combine an idea') instead of an object., Using 'combined' when 'combine' is needed in a present tense context.Confusing with 'marge', which is not a valid word., Using 'merge' without an object; remember it needs something to merge., Omitting the 's' in present tense for third person (e.g., 'he merge' instead of 'he merges').
Usage notesUsed in both spoken and written English; common in cooking, science, and teamwork contexts. Avoid using in very informal situations where simpler terms like 'mix' may be preferred.Use when talking about combining ideas, companies, or data. It's appropriate in both spoken and written contexts, such as business or technology.

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Combine

Frequently asked questions: Combine vs Merge

What's the difference between Combine and Merge?

Combine: To join two or more things together. Merge: To combine two or more things into one.

Which is more advanced: Combine and Merge?

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

Are Combine and Merge the same CEFR level?

Combine: B1, Merge: C1 on the CEFR scale.

What part of speech are Combine and Merge?

Combine: verb, Merge: verb.

Can you show an example of each?

Combine: You can combine ingredients to create a delicious meal. Merge: The two companies decided to merge to increase their market share.

Can I use Combine and Merge interchangeably?

Not always. Combine and Merge 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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