Indeed vs That's correct

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

Indeed

Top 1,000 (very common)B1adverb

That's correct

Top 1,000 (very common)
 IndeedThat's correct
Pronunciation🇬🇧 /["/ɪnˈdiːd/"]/🇺🇸 /["/ɪnˈdiːd/"]/🇬🇧 //ðæts kəˈrɛkt//🇺🇸 //ðæts kəˈrɛkt//
MeaningYes, really; for sure.You are right.
ExampleIndeed, the project is going much better than we expected.Yes, that's correct; the meeting is at 3 PM.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelB1-
Part of speechadverb
Collocationsindeed true, indeed a fact, as you said, indeedthat's correct, use it, that's correct, agree, that's correct, confirm
Antonymsdisregarding, neglectingThat's incorrect, That's wrong, That's false, That's mistaken
Common mistakesUsing 'indeed' in extremely casual texts, where 'yes' would be more appropriate., Confusing 'indeed' with 'instead' — they have different meanings., Placing 'indeed' too far from what it modifies, making it unclear.Confused with 'that's right' – similar but less formal., Used inappropriately in serious contexts when more formal language is needed.
Usage notesUsed to confirm something previously mentioned. Normal in both spoken and written English, but less common in very casual conversations.Use in conversations to confirm that someone else's statement is accurate. Avoid in very formal writing, where 'that is correct' might be better.

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Indeed
That's correct

Frequently asked questions: Indeed vs That's correct

What's the difference between Indeed and That's correct?

Indeed: Yes, really; for sure. That's correct: You are right.

Can you show an example of each?

Indeed: Indeed, the project is going much better than we expected. That's correct: Yes, that's correct; the meeting is at 3 PM.

Can I use Indeed and That's correct interchangeably?

Not always. Indeed and That's correct 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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