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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
I'm dumbfounded
Grammar usage guide and real-world examplesUSAGE 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
Alternative expressions(20)
I'm astonished
I'm speechless
I'm flabbergasted
I can't believe it
I'm taken aback
I'm shocked
I'm stunned
I'm bewildered
I'm at a loss for words
I'm lost for words
at a loss for words
speechless
words fail me
beyond words
Words fail me
I can't find the words
I have no words
Speechless
I can't express how I feel
words cannot describe
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
9 human-written examples
I'm dumbfounded by this.
News & Media
I talk to 17-year-old kids now and I'm dumbfounded.
News & Media
"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
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
"Wow!" I'm dumbfounded.
News & Media
I'm dumbfounded it has come to this".
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
50 human-written examples
I was dumbfounded.
News & Media
I was dumbfounded and proud.
News & Media
"I was dumbfounded," Young writes.
News & Media
"I was dumbfounded," said one.
News & Media
"I was dumbfounded," he laughed.
News & Media
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.
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.
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.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I'm astonished
Replaces "dumbfounded" with a more formal synonym for surprise.
I'm amazed
Similar to "astonished", but suggests a sense of wonder along with surprise.
I'm flabbergasted
Emphasizes speechlessness due to surprise.
I'm speechless
Highlights the inability to speak due to shock or surprise.
I can't believe it
Expresses disbelief in a more direct and common way.
I'm in disbelief
Highlights the state of not being able to accept something as true.
I'm taken aback
Suggests being startled or surprised by something unexpected.
I'm shocked
Emphasizes the negative impact of the surprise.
I'm stunned
Highlights the feeling of being overwhelmed by surprise.
I'm bewildered
Indicates confusion and uncertainty along with surprise.
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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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested