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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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completely dumbfounded

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "completely dumbfounded" is correct and usable in written English.
It can be used to express a state of being utterly astonished or shocked by something unexpected. Example: "When she revealed the surprise party, I was completely dumbfounded and couldn't find the words to respond."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

17 human-written examples

I was completely dumbfounded.

News & Media

The New York Times

"I was completely dumbfounded at what was taking place.

News & Media

The New York Times

"I was completely dumbfounded when I first saw Bruce's pictures," he remembers.

News & Media

The New York Times

"I was completely dumbfounded when the coach gave me the sign," Müller said afterward.

She fought back after being a goal down, equalised, and then took the lead, leaving the world's record crowd of nearly 200,000 Brazilian fans completely dumbfounded and bewildered.

I was in the pub on Saturday talking to some non-gamer friends about the controversy, I explained the Xbox One restrictions to them and they were completely dumbfounded about why anyone would buy it.

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Human-verified similar examples from authoritative sources

Similar Expressions

43 human-written examples

"We were just totally dumbfounded".

Acosta was dumbfounded.

They were dumbfounded.

News & Media

The New Yorker

He called it "dumbfounded".

He looked dumbfounded.

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Expert writing Tips

Best practice

Use "completely dumbfounded" to express a strong sense of shock or surprise, particularly when someone is rendered speechless or unable to react immediately. It's effective in both narrative and descriptive contexts.

Common error

While "completely dumbfounded" is acceptable, it may come across as too informal in academic or professional contexts. Consider alternatives like "utterly astonished" or "profoundly surprised" for a more formal tone.

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

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "completely dumbfounded" functions primarily as an adjective phrase modifying a subject to indicate a state of extreme surprise or bewilderment. Ludwig shows multiple examples where it describes someone's reaction to unexpected events.

Expression frequency: Common

Frequent in

News & Media

82%

Formal & Business

9%

Science

9%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "completely dumbfounded" is a grammatically sound and frequently used adjective phrase that aptly describes a state of extreme surprise or bewilderment. As Ludwig AI confirms, the phrase is often found in news and media contexts, but its informality means it should be used judiciously in more formal writing. Consider synonyms like "utterly astonished" or "profoundly surprised" for academic or professional settings. Ultimately, while "completely dumbfounded" is effective in conveying a strong emotional reaction, choosing the most appropriate language depends on the specific context and desired tone.

FAQs

How can I use "completely dumbfounded" in a sentence?

You can use "completely dumbfounded" to describe a state of extreme surprise or shock. For example, "I was "completely dumbfounded" when I heard the news" or "The audience was "completely dumbfounded" by the unexpected plot twist".

What are some alternatives to "completely dumbfounded"?

Alternatives include "utterly astonished", "totally shocked", "absolutely amazed", or "entirely bewildered". The best choice depends on the specific nuance you want to convey.

Is "completely dumbfounded" appropriate for formal writing?

While grammatically correct, "completely dumbfounded" might be perceived as informal in some formal contexts. Consider more elevated vocabulary like "utterly astonished" or "profoundly surprised" for academic papers or business reports.

What's the difference between "completely dumbfounded" and "slightly surprised"?

"Completely dumbfounded" indicates a state of extreme shock and bewilderment, where someone is rendered speechless or unable to react normally. "Slightly surprised", on the other hand, implies a mild and less intense reaction to something unexpected.

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Source & Trust

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Authority and reliability

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Real-world application tested

Most frequent sentences: