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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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I'm dumbfounded

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "I'm dumbfounded" is correct and usable in written English.
You can use it when expressing a state of shock or astonishment at something unexpected or surprising. Example: "When I heard the news, I was completely dumbfounded and didn't know how to react."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

9 human-written examples

I'm dumbfounded by this.

I talk to 17-year-old kids now and I'm dumbfounded.

"I'm dumbfounded by the perpetual antagonism," said Robert Odawi Porter, president of the Seneca Nation of Indians, which operates casinos in Buffalo, Niagara Falls and Salamanca.

News & Media

The New York Times

Now, for a site designed to show how smart Mark Zuckerberg's crew is, I'm dumbfounded that it only offers each research paper in downloadable PDF.

News & Media

TechCrunch

"Wow!" I'm dumbfounded.

News & Media

Huffington Post

I'm dumbfounded it has come to this".

Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

50 human-written examples

I was dumbfounded.

News & Media

The New York Times

I was dumbfounded and proud.

News & Media

The New York Times

"I was dumbfounded," Young writes.

News & Media

The New York Times

"I was dumbfounded," said one.

"I was dumbfounded," he laughed.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "I'm dumbfounded" to express strong surprise or disbelief, especially when something contradicts your expectations or understanding.

Common error

While "I'm dumbfounded" is acceptable in many contexts, avoid using it excessively in formal or academic writing. Opt for more sophisticated vocabulary to maintain a professional tone.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "I'm dumbfounded" functions as an expressive statement, conveying a speaker's profound surprise, shock, or disbelief. It typically appears in declarative sentences to articulate a personal reaction to an unexpected or astonishing event, as demonstrated by Ludwig.

Expression frequency: Uncommon

Frequent in

News & Media

70%

Wiki

10%

Formal & Business

5%

Less common in

Science

5%

Encyclopedias

5%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "I'm dumbfounded" is a grammatically sound and usable expression for conveying a sense of shock or astonishment. Ludwig AI confirms its correctness and provides numerous examples from reputable sources, primarily in news and media contexts. While relatively uncommon, its usage is generally appropriate for neutral to informal settings. When aiming for a more formal tone, alternatives like "I am astonished" or "I am speechless" may be preferable. Remember to reserve this expression for situations where you genuinely experience a strong sense of surprise or disbelief to maintain its impact.

FAQs

What does "I'm dumbfounded" mean?

The phrase "I'm dumbfounded" means that you are so surprised or shocked by something that you are temporarily unable to speak or react.

When is it appropriate to use "I'm dumbfounded"?

It's appropriate to use "I'm dumbfounded" in situations where you experience a sudden and unexpected event that leaves you speechless with surprise. It is typically appropriate in informal settings and less so in formal academic writing.

What can I say instead of "I'm dumbfounded"?

You can use alternatives like "I'm astonished", "I'm amazed", or "I'm speechless" depending on the context.

Is "I'm dumbfounded" formal or informal?

"I'm dumbfounded" leans towards the informal side. In more formal writing, consider alternatives like "I am astonished" or "I am greatly surprised".

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Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: