I beg pardon vs What did you say

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

I beg pardon

FormalBeyond 10,000 (less common)

What did you say

Top 2,000 (common)
Most formal: I beg pardonMost common: What did you say
 I beg pardonWhat did you say
Pronunciation🇬🇧 //aɪ bɛg ˈpɑːdn//🇺🇸 //aɪ bɛg ˈpɑrdən//🇬🇧 //wɒt dɪd jʊ seɪ//🇺🇸 //wɑt dɪd jə seɪ//
MeaningI ask you to forgive me or to repeat something.A question asking someone to repeat what they said.
ExampleI beg pardon, could you repeat that question?I didn’t catch that; what did you say?
RegisterFormalNeutral
How commonBeyond 10,000 (less common)Top 2,000 (common)
CollocationsI beg your pardon, I beg pardon for, I beg pardon, could you, I beg pardon, may IWhat did you just say?, What did you say again?, What did you say next?
AntonymsI refuse, I decline, I do not accept-
Common mistakesUsing in casual conversations too often., Confusing with 'I beg your pardon' as an accusation., Not recognizing it as a polite request.Using 'What did you said?' instead of 'What did you say?', Forgetting to use intonation for questions., Confusing with 'What are you saying?' which can imply ongoing speech.
Usage notesUse this phrase when asking for forgiveness or when you didn't hear something. It's more polite than just saying 'What?' and is suitable in formal contexts.Used in conversations when the speaker did not hear or understand something. Appropriate in most informal and formal contexts.

See it in real clips

I beg pardon
What did you say

Frequently asked questions: I beg pardon vs What did you say

What's the difference between I beg pardon and What did you say?

I beg pardon: I ask you to forgive me or to repeat something. What did you say: A question asking someone to repeat what they said.

Which is more formal: I beg pardon and What did you say?

I beg pardon is the most formal of these.

Which is more common: I beg pardon and What did you say?

What did you say is the most common in everyday English.

Can you show an example of each?

I beg pardon: I beg pardon, could you repeat that question? What did you say: I didn’t catch that; what did you say?

Can I use I beg pardon and What did you say interchangeably?

Not always. I beg pardon and What did you say 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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