Incorrect vs Not right

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

Incorrect

Top 1,000 (very common)B2adjective

Not right

Top 2,000 (common)
Most common: Incorrect
 IncorrectNot right
Pronunciation🇬🇧 /["/ˌɪnkəˈrekt/"]/🇺🇸 /["/ˌɪnkəˈrekt/"]/🇬🇧 //nɒt raɪt//🇺🇸 //nɑt raɪt//
Meaningnot right or trueIncorrect or not appropriate.
Exampleincorrect information/spellingThe answer you provided is not right.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 2,000 (common)
CEFR levelB2-
Part of speechadjective
Collocationsbe, prove, consider something, absolutely, completely, entirely, be, prove, consider something, absolutely, completely, entirelynot right time, not right decision, not right place, not right answer, not right choice
Antonymscorrect, right, true-
Common mistakesConfused with 'inaccurate' which is more specific to details., Using 'incorrect' as a verb; it is only an adjective., Saying 'incorrectly' when needing an adjective form.Used as a question without clarification (e.g., 'Is this not right?') instead of a complete thought., Confused with 'not correct' by some learners, while both are similar, nuances exist., Overusing in formal writing; better to use 'incorrect' in those contexts.
Usage notesUse 'incorrect' when something is wrong, especially in formal contexts like tests or official documents. Avoid it in casual conversations, where 'wrong' might be preferred.'Not right' can describe something incorrect, unfair, or inappropriate. It’s suitable for both spoken and written contexts, but avoid using it in highly formal settings.

See it in real clips

Incorrect
Not right

Frequently asked questions: Incorrect vs Not right

What's the difference between Incorrect and Not right?

Incorrect: not right or true Not right: Incorrect or not appropriate.

Which is more common: Incorrect and Not right?

Incorrect is the most common in everyday English.

Can you show an example of each?

Incorrect: incorrect information/spelling Not right: The answer you provided is not right.

Can I use Incorrect and Not right interchangeably?

Not always. Incorrect and Not right 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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