I accept vs I do

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

I accept

Top 2,000 (common)

I do

Top 1,000 (very common)
Most common: I do
 I acceptI do
Pronunciation🇬🇧 //aɪ əkˈsɛpt//🇺🇸 //aɪ əkˈsɛpt//🇬🇧 //aɪ duː//🇺🇸 //aɪ du//
MeaningI agree to something.I say yes or agree.
ExampleI accept your invitation to the party.When asked if I wanted to marry her, I replied, 'I do.'
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 1,000 (very common)
Collocationsaccept an invitation, accept a proposal, accept terms, accept responsibility, accept a giftI do think, I do promise, I do agree
Antonymsreject, decline, refuseI don't, I refuse, I won't
Common mistakesConfusing with 'I accept that' vs 'I accept the offer', Using 'accept' incorrectly with an emotional context, instead of agreement, 'Accepting' something without specifying whatConfused about when to use 'I do' vs 'I don't', Inappropriate use in formal settings without context, Using it with different tenses incorrectly
Usage notesUse 'I accept' when you agree to terms or offers. It's appropriate in formal and informal contexts.Used in both formal and informal contexts, often as a response to a question or declaration. Not appropriate in very serious or formal situations without context.

See it in real clips

I accept
I do

Frequently asked questions: I accept vs I do

What's the difference between I accept and I do?

I accept: I agree to something. I do: I say yes or agree.

Which is more common: I accept and I do?

I do is the most common in everyday English.

Can you show an example of each?

I accept: I accept your invitation to the party. I do: When asked if I wanted to marry her, I replied, 'I do.'

Can I use I accept and I do interchangeably?

Not always. I accept and I do 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.

Related comparisons