Adjust vs Modify

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

Adjust

Top 1,000 (very common)B2verb

Modify

Top 2,000 (common)B2verb
Most common: Adjust
 AdjustModify
Pronunciation🇬🇧 /["/əˈdʒʌst/","/əˈdʒʌsts/","/əˈdʒʌstɪd/","/əˈdʒʌstɪŋ/"]/🇺🇸 /["/əˈdʒʌst/","/əˈdʒʌsts/","/əˈdʒʌstɪd/","/əˈdʒʌstɪŋ/"]/🇬🇧 /["/ˈmɒdɪfaɪ/","/ˈmɒdɪfaɪz/","/ˈmɒdɪfaɪd/","/ˈmɒdɪfaɪɪŋ/"]/🇺🇸 /["/ˈmɑːdɪfaɪ/","/ˈmɑːdɪfaɪz/","/ˈmɑːdɪfaɪd/","/ˈmɑːdɪfaɪɪŋ/"]/
MeaningTo change something slightly to make it better or more suitable.Change something to make it better or different.
ExampleYou need to adjust the brightness of your screen for better visibility.You can modify the document by adding new sections.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2B2
Part of speechverbverb
Collocationsslightly, finely, automatically, for, quickly, rapidly, gradually, be difficult to, be hard to, need time to, toconsiderably, drastically, extensively, have to, need to, for, highly modified, in a modified form, modified to fit something
Antonymsignore, neglect, remain unchangedmaintain, preserve, keep
Common mistakesConfused with 'adapt', which means changing to fit new conditions., Using 'adjust' as a noun, e.g., 'the adjust needs to be made' instead of 'the adjustment needs to be made'., Incorrectly assuming 'adjust' needs a preposition, e.g., 'adjust to something' instead of just 'adjust something'.Confusing with 'modification', which is the noun form., Using 'modify' without an object, which is incorrect., Overusing 'modify' instead of synonyms like 'change' or 'adjust' in casual speech.
Usage notesUse 'adjust' when talking about small changes. It's appropriate in both casual and formal contexts, but avoid using it in overly casual speech like slang conversations.Use 'modify' when discussing changes to plans, documents, or objects. It's neutral, so it's appropriate in most contexts, such as academic or business settings.

Frequently asked questions: Adjust vs Modify

What's the difference between Adjust and Modify?

Adjust: To change something slightly to make it better or more suitable. Modify: Change something to make it better or different.

Which is more common: Adjust and Modify?

Adjust is the most common in everyday English.

Are Adjust and Modify the same CEFR level?

Adjust: B2, Modify: B2 on the CEFR scale.

What part of speech are Adjust and Modify?

Adjust: verb, Modify: verb.

Can you show an example of each?

Adjust: You need to adjust the brightness of your screen for better visibility. Modify: You can modify the document by adding new sections.

Can I use Adjust and Modify interchangeably?

Not always. Adjust and Modify 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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