No no vs Not at all

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

No no

InformalBeyond 10,000 (less common)

Not at all

Top 2,000 (common)
Most formal: Not at allMost common: Not at all
 No noNot at all
Pronunciation🇬🇧 //nəʊ nəʊ//🇺🇸 //noʊ noʊ//🇬🇧 //nɒt æt ɔːl//🇺🇸 //nɑt æt ɔl//
MeaningA way to say 'no' to something firmly.not even a little bit
ExampleCan we go outside now?I didn't like the movie, not at all.
RegisterInformalNeutral
How commonBeyond 10,000 (less common)Top 2,000 (common)
Collocationssay no no, make a no no, all the no nonot at all worried, not at all surprising, not at all offended
Antonyms-at all, somewhat, partially
Common mistakesOverusing in formal contexts where a simple 'no' is better., Confusing with 'nope' as they have different levels of formality.Confusing with 'not really' which is less absolute., Using it in formal contexts where a less emphatic phrase is better., Omitting it when it's necessary for clarity.
Usage notesUsed in casual conversations; avoid in formal settings. It usually indicates strong disagreement or refusal.Use 'not at all' to emphasize complete disagreement or absence. It's appropriate in both spoken and written contexts but less common in formal writing.

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No no
Not at all

Frequently asked questions: No no vs Not at all

What's the difference between No no and Not at all?

No no: A way to say 'no' to something firmly. Not at all: not even a little bit

Which is more formal: No no and Not at all?

Not at all is the most formal of these.

Which is more common: No no and Not at all?

Not at all is the most common in everyday English.

Can you show an example of each?

No no: Can we go outside now? Not at all: I didn't like the movie, not at all.

Can I use No no and Not at all interchangeably?

Not always. No no and Not at all 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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