Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
such a mistake
Grammar usage guide and real-world examplesUSAGE SUMMARY
It is correct and usable in written English.
You can use it to refer to mistakes that are considered serious, careless, or embarrassing. For example: "He made such a mistake when he accidentally deleted the report."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(18)
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
60 human-written examples
"Such a mistake.
News & Media
Did you ever commit such a mistake?
News & Media
That is not such a mistake.
News & Media
Going to Rome was such a mistake.
News & Media
Why was it such a mistake?
News & Media
He could try to fake such a mistake himself.
News & Media
"We hope that such a mistake will not be repeated".
News & Media
It is never convenient to confess such a mistake.
News & Media
I could not believe I had made such a mistake.
News & Media
That is why what Ditka did was such a mistake.
News & Media
How could someone like me make such a mistake?
News & Media
Expert writing Tips
Best practice
Use "such a mistake" to emphasize the magnitude or impact of an error. This phrase is suitable when you want to express surprise or disbelief that the error occurred.
Common error
Avoid using "such a mistake" too frequently in your writing, as it can sound repetitive. Vary your language by using alternative phrases like "a grave error" or "a significant oversight" to maintain reader engagement.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "such a mistake" functions as a noun phrase used to emphasize the magnitude or unexpected nature of an error. It commonly serves as the object of a verb or follows a linking verb, highlighting the speaker's surprise or disapproval. Ludwig confirms that the phrase is commonly used in various contexts.
Frequent in
News & Media
55%
Science
20%
Formal & Business
15%
Less common in
Encyclopedias
3%
Wiki
3%
Reference
4%
Ludwig's WRAP-UP
The phrase "such a mistake" is a common and grammatically sound way to emphasize the significance or unexpectedness of an error. Ludwig AI confirms its correctness and widespread use. It's particularly frequent in news and media contexts, often used to express surprise, disappointment, or criticism. While versatile, varying your language with alternatives like "a grave error" or "a significant oversight" can enhance writing style. Remember that "such" amplifies the impact, making it distinct from simply saying "a mistake".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a grave error
Emphasizes the seriousness and potential consequences of the mistake.
a regrettable error
Highlights the feeling of regret or disappointment associated with the mistake.
a terrible blunder
Suggests a clumsy or foolish mistake.
a significant oversight
Focuses on the aspect of neglecting something important.
a major lapse in judgment
Emphasizes the faulty decision-making behind the mistake.
a costly error
Highlights the negative consequences or expenses resulting from the mistake.
an inexcusable error
Indicates that the mistake is difficult to justify or forgive.
a critical misstep
Suggests that the mistake has significant implications for future progress or success.
a foolish error
Highlights the lack of intelligence or good sense involved in the mistake.
a monumental screw-up
Implies a large-scale and highly problematic mistake.
FAQs
How can I use "such a mistake" in a sentence?
You can use "such a mistake" to emphasize the unexpected or significant nature of an error. For instance, "I can't believe he made "such a mistake" after all his training."
What are some alternatives to saying "such a mistake"?
Depending on the context, you can use alternatives like "a grave error", "a significant oversight", or "a terrible blunder" to convey a similar meaning.
Is it ever appropriate to use "such a mistake" in formal writing?
Yes, "such a mistake" can be used in formal writing, especially when conveying surprise or concern about a notable error. However, consider the tone and choose the most appropriate alternative if a more neutral or objective description is needed.
What makes "such a mistake" different from simply saying "a mistake"?
The addition of "such" amplifies the severity or unexpectedness of the mistake. It implies that the mistake is particularly noteworthy or impactful compared to a routine error.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested