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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I so did

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I so did" is not grammatically correct or commonly used in written English.
It is more commonly used in spoken English, particularly in informal conversations or in certain dialects. Example: "Did you really eat all of the cookies?" "I so did!" (This use of "so" as an intensifier can also be written as "I definitely did.").

⚠ May contain grammatical issues

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

4 human-written examples

Sarah Bernhardt, Bette Davis, Glenda Jackson and many other actresses played Elizabeth I; so did Quentin Crisp.

So you had a love affair, or moved abroad, you got ill, or had a parent die - well, so did I, so did I - and more than once.

News & Media

BBC

We are not in a relationship, so I cannot take it personally... Oh, but I so did!

News & Media

Huffington Post

So yes, I felt terribly out of place but the situation was so exquisitely wrong, and I so did not belong, that it helped me to realize that there wasn't any other place I could think of where I did belong.

News & Media

Vice

Human-verified similar examples from authoritative sources

Similar Expressions

56 human-written examples

I so do.

News & Media

Independent

"God, I so don't need to hear about that".

Absurdly, I said, "So did I".

News & Media

The New Yorker

And as I grew, so did he.

News & Media

Independent

"I did, and so did your mother.

News & Media

The New Yorker

So did I, probably.

News & Media

The New Yorker

So did I.

Show more...

Expert writing Tips

Best practice

In formal writing, avoid using the phrase "I so did". Opt for more grammatically correct alternatives like "I certainly did" or "I definitely did" for clear and professional communication.

Common error

While "I so did" might be acceptable in casual conversation to add emphasis, avoid using it in academic papers, business reports, or any situation where formal language is expected.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I so did" functions as an emphatic affirmation, primarily used to strongly assert that the action mentioned was indeed performed. While not grammatically standard, its purpose is to add intensity to the affirmation. Ludwig AI indicates its common usage is in spoken English, but is incorrect in written context.

Expression frequency: Rare

Frequent in

News & Media

50%

Academia

25%

Wiki

25%

Less common in

Science

0%

Formal & Business

0%

Encyclopedias

0%

Ludwig's WRAP-UP

In summary, the phrase "I so did" is an informal emphatic affirmation primarily found in spoken English. Ludwig AI marks it as grammatically incorrect for standard written English. It's best used in casual conversations for adding emphasis, but should be avoided in formal contexts such as academic papers or business reports. More appropriate alternatives include "I certainly did" or "I definitely did".

FAQs

Is "I so did" grammatically correct?

While used in informal speech, "I so did" is not considered grammatically correct in standard written English. Consider alternatives like "I certainly did" or "I definitely did" for formal contexts.

When is it appropriate to use "I so did"?

It's best to reserve "I so did" for informal conversations or when aiming for a colloquial tone. Avoid it in professional or academic writing where clarity and grammatical correctness are essential.

What's a more formal way to express the same sentiment as "I so did"?

To convey a similar emphatic affirmation in a more formal way, use phrases like "I did indeed", "I most certainly did", or "I assuredly did".

What are some common mistakes to avoid when using phrases like "I so did"?

A common mistake is using such phrases in formal writing. Also, ensure the context allows for informal language; otherwise, opt for grammatically standard alternatives.

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Source & Trust

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Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: