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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
grievous mistake
Grammar usage guide and real-world examplesUSAGE SUMMARY
"grievous mistake" is a correct and usable phrase in written English.
You can use it to describe an error or wrong action that has serious consequences. Example: "John realized that he had made a grievous mistake when he failed to submit his tax return on time."
✓ Grammatically correct
News & Media
Formal & Business
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
29 human-written examples
I believe it is a grievous mistake".
News & Media
That would be a grievous mistake.
News & Media
Then Raffaello De Ruggieri, a lawyer who considered the depopulation campaign a grievous mistake, moved in.
News & Media
They consider excessive growth a grievous mistake for a young enterprise, and almost always fatal.
News & Media
This week Congress has a chance to begin fixing that grievous mistake.
News & Media
Pardoning him, as even Clinton must realize by now, was a grievous mistake.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
31 human-written examples
There were no grievous mistakes, no stupid plays, nothing on which to hang the loss.
News & Media
The West has learned through bitter experience to avoid the grievous mistakes it made from the outset of that venture.
News & Media
Third, Obama will want to avoid one of Labour's most grievous mistakes: forgetting his raison d'etre.
News & Media
Among several grievous mistakes he made was to hire a visually impaired civil engineer with no professional experience of ballistics to test the bullets because he came cheap.
News & Media
The call for BBC websites to be slimmed down to protect the future of local papers ignores the grievous mistakes made down the years by profit-seeking publishers.
News & Media
Expert writing Tips
Best practice
When using "grievous mistake", consider the audience and the context. While appropriate in formal writing and news reporting, it may sound overly dramatic in casual conversation.
Common error
Avoid using "grievous mistake" in everyday conversations or informal writing. Opt for simpler alternatives like "big mistake" or "serious error" to maintain a natural tone.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "grievous mistake" functions primarily as a noun phrase, where "grievous" is an adjective modifying the noun "mistake". Ludwig AI confirms its usability in written English. It describes an error or wrong action with severe consequences, adding emphasis to the gravity of the situation.
Frequent in
News & Media
70%
Formal & Business
15%
Academia
5%
Less common in
Science
5%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "grievous mistake" is a commonly used and grammatically correct expression that signifies a serious error with significant consequences. Ludwig AI validates its use in written English. Predominantly found in news and media, it serves to emphasize the gravity of a situation and express disapproval or regret. While interchangeable with similar phrases like "grave error" or "serious blunder", it should be used judiciously in informal contexts to avoid sounding overly dramatic. Its prevalence in authoritative sources underscores its appropriateness in formal writing and professional communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
grave error
Emphasizes the seriousness and potential consequences of the mistake, akin to "grievous mistake" but more concise.
serious blunder
Highlights the clumsiness or lack of care involved in making the mistake, suggesting a significant lapse in judgment.
major miscalculation
Focuses on the flawed reasoning or planning that led to the mistake, implying an error in assessment.
terrible error
Highlights the negative consequences and impact of the mistake, emphasizing the distress it causes.
critical lapse in judgment
Emphasizes the failure to exercise sound reasoning or discretion, suggesting a severe deficiency in decision-making.
costly oversight
Highlights the financial or other tangible losses resulting from the mistake, emphasizing its detrimental effects.
fatal flaw
Implies an inherent weakness or defect that led to the mistake, suggesting a deep-seated problem.
unforgivable error
Stresses the severity of the mistake and the difficulty of excusing or condoning it, emphasizing its moral implications.
colossal failure
Emphasizes the magnitude and comprehensiveness of the mistake, suggesting a complete breakdown or collapse.
egregious error
Highlights the shocking or outrageous nature of the mistake, emphasizing its offensiveness or reprehensibility.
FAQs
What does "grievous mistake" mean?
A "grievous mistake" is a serious error or blunder that has significant and often negative consequences. It implies that the mistake is not only wrong but also deeply regrettable or harmful.
How can I use "grievous mistake" in a sentence?
You can use "grievous mistake" to describe an action or decision that resulted in severe repercussions. For example, "The company's decision to ignore safety regulations was a "grievous mistake" that led to a major accident."
What can I say instead of "grievous mistake"?
You can use alternatives like "grave error", "serious blunder", or "major miscalculation" depending on the specific nuance you want to convey.
Is "grievous error" the same as "grievous mistake"?
While similar, "grievous error" and "grievous mistake" are largely interchangeable. "Error" often suggests an unintentional deviation from what is correct, whereas "mistake" can imply a poor choice or judgment. The best option depends on the context and nuance you want to emphasize.
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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