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
a real mistake
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a real mistake" is correct and usable in written English.
It can be used to emphasize the seriousness or significance of an error or blunder. Example: "Missing the deadline was a real mistake that cost us the contract."
✓ Grammatically correct
News & Media
Alternative expressions(20)
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
52 human-written examples
That was a real mistake".
News & Media
"It was a real mistake," he said.
News & Media
Most people don't know what a real mistake feels like.
News & Media
That's a real mistake, given the size of the field.
News & Media
She only lost races when a real mistake was made".
News & Media
The United Nations described the decision as "a real mistake".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
7 human-written examples
We are guests in their home and even though it was an accident, even though it was not intentional, we had made a bad mistake, a real error and the people deserved my apology, the president deserved my apology.
News & Media
That ball, a beautifully thrown pass from Manning dropped into double coverage, helped erased memories of Manning's only real mistake: an intentional grounding penalty in the end zone in the first quarter that provided the Falcons' only points.
News & Media
If you substitute Obama for Osama, Shiite for Sunni or Iran for Iraq, are you innocently using the wrong word or name — which can be honestly brushed aside as misspeaking, no big deal — or are you offering an easy out for your real mistake?
News & Media
This is a real expensive mistake".
News & Media
"I think it would be a real substantive mistake to do the Landrieu bill," says MIT health economist Jon Gruber, a supporter of the Affordable Care Act.
News & Media
Expert writing Tips
Best practice
When using "a real mistake", ensure the context provides enough information for the reader to understand the specific nature and consequences of the mistake. This adds clarity and strengthens your point.
Common error
Avoid using "a real mistake" too frequently in your writing. Overuse can diminish its impact and make your writing sound repetitive. Vary your language by using synonyms like "serious error" or "significant blunder".
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a real mistake" functions as a noun phrase, typically serving as the predicate nominative or object of a sentence. It identifies and characterizes a specific error, emphasizing its tangible and impactful nature. As Ludwig AI says, it underlines the seriousness of an error or blunder.
Frequent in
News & Media
98%
Science
1%
Formal & Business
1%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "a real mistake" is a common and grammatically sound phrase used to underscore the tangibility and significance of an error. According to Ludwig AI, the phrase is usable in written English and it emphasizes the seriousness of the error. Predominantly found in news and media contexts, its purpose is to highlight consequential errors, making it clear they are not mere oversights. When using this phrase, ensure it adds meaningful emphasis and avoid overuse to maintain its impact. For alternative expressions, consider options like "genuine error" or "serious blunder" to vary your language and maintain clarity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a genuine error
Emphasizes the authenticity of the mistake.
a serious blunder
Highlights the severity and impact of the mistake.
a grave error
Indicates a mistake with significant consequences.
a regrettable oversight
Focuses on the aspect of neglect or inattention leading to the mistake.
a costly misjudgment
Stresses the negative repercussions of the error in terms of resources or opportunities.
an unfortunate slip-up
Downplays the mistake as a minor and accidental occurrence.
a significant lapse
Highlights a temporary deviation from expected standards or behavior.
a bad call
Indicates a poor decision-making process resulting in a negative outcome.
a major failing
Emphasizes the deficiency or inadequacy that caused the error.
a critical flaw
Focuses on an inherent weakness or defect leading to the problem.
FAQs
How can I use "a real mistake" in a sentence?
You can use "a real mistake" to emphasize the significance of an error. For example, "Failing to properly train the staff was "a real mistake" that led to numerous customer complaints."
What are some alternatives to "a real mistake"?
Alternatives include "a serious error", "a significant blunder", or "a grave mistake", depending on the context and the severity of the error.
Is it appropriate to use "a real mistake" in formal writing?
Yes, "a real mistake" is generally acceptable in formal writing, but consider the tone and audience. In some cases, a more precise or nuanced term might be preferable, such as "a critical error" or "a costly oversight".
What's the difference between "a real mistake" and "a simple mistake"?
"A real mistake" implies that the error had significant consequences or was particularly egregious. "A simple mistake" suggests a minor, easily rectified error with little impact.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested