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 fundamental weakness
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a fundamental weakness" is correct and usable in written English.
It can be used to describe a basic or essential flaw in a system, argument, or individual. Example: "The report highlighted a fundamental weakness in the company's security protocols that needed immediate attention."
✓ Grammatically correct
News & Media
Science
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
51 human-written examples
Measures like these, however, still mask a fundamental weakness of the city's position.
News & Media
The doctors' behavior does expose a fundamental weakness in the concept underlying algorithm-based negotiation software.
News & Media
The marking by defenders is so haphazard as to suggest a fundamental weakness.
News & Media
The author, Stephen Gandel, highlights a fundamental weakness of individual pension accounts; they expose retirees to asset risk.
News & Media
Yet he has lost control of the agenda in a manner which hints at a fundamental weakness.
News & Media
Premature failure due to low mechanical properties in the transverse direction to the fiber constitutes a fundamental weakness of fiber reinforced polymeric composites.
Human-verified similar examples from authoritative sources
Similar Expressions
9 human-written examples
There was also a more fundamental weakness at work.
News & Media
Yet America has a more fundamental weakness: Attempts to remedy its economic malaise tend to focus on short-term tactical problems, with relatively little policymaking devoted to the more long-term, structural considerations.
News & Media
AFTER lurching robotically into their worst crisis in more than three-quarters of a century, the fundamental weakness of banks in America and Europe has now become horribly clear.
News & Media
A rational Southern observer would have seen that the raid was a sign of the fundamental weakness of abolitionism as an armed cause and, with a bit of wisdom, would have seized the chance to do something before it became a stronger one.
News & Media
It can be read as an exposition of the fundamental weakness of the acquisitive society, and he used a variant of the argument again focusing on the withering away of the wealth-creating urge to explain the inevitable advent of socialism.
News & Media
Expert writing Tips
Best practice
When using "a fundamental weakness", ensure you clearly define what it applies to. Providing context enhances clarity and prevents misinterpretation.
Common error
Avoid using "a fundamental weakness" when describing minor issues. Reserve it for flaws that significantly impact the overall system or argument.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a fundamental weakness" functions as a noun phrase, often serving as the subject or object of a sentence. It identifies a key flaw or deficiency. As Ludwig AI confirms, it is correct and usable in written English.
Frequent in
News & Media
46%
Science
39%
Formal & Business
5%
Less common in
Wiki
2%
Academia
2%
Reference
0%
Ludwig's WRAP-UP
In summary, "a fundamental weakness" is a noun phrase used to identify a significant flaw or deficiency. Ludwig AI confirms its correctness and usability across diverse writing contexts. It is very common, particularly in news, scientific, and business domains, and its effective use involves clearly defining what is affected by the weakness. Related phrases include "a basic flaw" and "a core deficiency". Remember to use it appropriately to describe significant, rather than superficial, issues.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a basic flaw
Replaces "fundamental" with "basic", indicating a simple, underlying problem.
a core deficiency
Substitutes "weakness" with "deficiency", emphasizing a lack or inadequacy.
a key vulnerability
Uses "vulnerability" instead of "weakness", highlighting susceptibility to harm or exploitation.
a central failing
Replaces "weakness" with "failing", focusing on a significant failure or shortcoming.
a major limitation
Emphasizes the restrictive aspect of the weakness.
a critical flaw
Highlights the severity of the flaw.
a primary defect
Focuses on the inherent imperfection.
a root problem
Pinpoints the origin of the issue.
an underlying issue
Suggests a less obvious, but important problem.
an inherent limitation
Highlights that the limitation is naturally part of something
FAQs
How can I effectively illustrate "a fundamental weakness" in an argument?
Provide specific examples and evidence that demonstrate how the weakness undermines the argument's core claims. Use phrases like "this reveals "a critical flaw"" or "this highlights "a key vulnerability"" to emphasize the point.
What's the difference between "a fundamental weakness" and "a superficial flaw"?
"A fundamental weakness" refers to a deep-seated, significant flaw that affects the core functionality or validity of something. In contrast, "a superficial flaw" is a minor, surface-level issue that doesn't have a major impact. Consider using "a minor defect" if the issue is not fundamental.
When is it appropriate to use "a fundamental weakness" in formal writing?
It's suitable when critically analyzing systems, theories, or strategies, where identifying core flaws is essential for constructive evaluation and improvement. In less formal contexts consider using "a basic flaw".
What are some synonyms for "a fundamental weakness" that maintain a formal tone?
Alternatives include "a core deficiency", "a central failing", or "a major limitation". The choice depends on the specific nuance you want to convey.
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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested