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 key virtue
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a key virtue" is correct and usable in written English.
It can be used to emphasize an important quality or principle that is considered valuable or essential in a particular context. Example: "Honesty is a key virtue in building trust within any relationship."
✓ Grammatically correct
News & Media
Academia
Encyclopedias
Science
Wiki
Alternative expressions(19)
an essential quality
a fundamental principle
a crucial advantage
a core principle
an essential characteristic
a major strength
a primary benefit
a significant asset
a vital component
a basic tenet
a key relation
a key advantage
a key fact
a key reason
a key strength
a fundamental virtue
a key achievement
a primary virtue
a core virtue
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
8 human-written examples
A key virtue of a legal system is the consistency or coherence of its rules across multiple disparate cases.
News & Media
Crucially, Shaw's unreasonableness in following thought through to a logical conclusion becomes a key virtue for early Fabian socialists seeking to change the world as well as to understand it, endorsing Shaw's view that: "The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself.
News & Media
It should be considered alongside St. Gregory I's Pastoral Care (6th century): though centred on the role of bishops, rather than secular lords, Gregory's emphasis on humility as a key virtue of those holding worldly power, on the moral temptations of secular might, and on the need to provide moral leadership by example made it a key reference point for future writers.
Encyclopedias
Ultimately, this work is pivotal to achieving a saner and healthier balance between young peoples self-interests and their investment in others and our collective future; to promoting diligence as a key virtue; and to advancing the college prospects of economically disadvantaged students.
Academia
Disruption, once considered a deleterious side effect of technological progress, is now lauded as a key virtue of great companies (makes you wonder if the changelings have taken over).
News & Media
The story of Sater and the one involving billionaires quietly backing the Trump-Bayrock dealspeaksks to a key virtue of any good businessman--due diligence--that seems especially relevant for a candidate running on private-sector acumen and the need to do "extreme vetting" of those seeking to get into the country.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Let's also agree that the newsroom of The Times Democrat will be an amalgam of the best and most innovative practices we have online and in print, and that it will evolve to be something recognizable as newsgathering measured by a few key virtues.
News & Media
Micromanagement pathologies distort a key visibility virtue which P&G's technology investments were designed to foster.
News & Media
But the iPad's key virtue is that it will continue to fulfill our needs with a quiet elasticity that's hard to identify except in retrospect.
News & Media
What they both ignored was democracy's ability to evolve, which is perhaps its key virtue.
News & Media
Only in this way can the key virtue – adaptability – be developed.
News & Media
Expert writing Tips
Best practice
When using "a key virtue", ensure the virtue is genuinely central to the subject matter. Avoid overusing the phrase by varying your language with synonyms like "a core principle" or "a fundamental quality".
Common error
Avoid using "a key virtue" to describe qualities that are merely beneficial or desirable but not fundamentally essential. Reserve the phrase for truly critical attributes to maintain its impact.
Source & Trust
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a key virtue" functions as a noun phrase, identifying and emphasizing an important quality or characteristic. As noted by Ludwig AI, this phrase is grammatically correct and used to underscore an attribute considered valuable. Examples from Ludwig highlight its use in diverse contexts, from business acumen to personal ethics.
Frequent in
News & Media
40%
Academia
20%
Science
15%
Less common in
Encyclopedias
10%
Wiki
5%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "a key virtue" is a grammatically correct and usable phrase that emphasizes an important quality or principle. As confirmed by Ludwig AI, the phrase is valuable for highlighting attributes considered essential in various contexts. While not exceedingly common, its usage spans across news media, academia, and encyclopedic sources. Remember to use this phrase when underscoring genuinely central qualities and vary your language to prevent overuse. Consider synonyms such as "a fundamental quality" or "a core principle" to maintain a balanced and impactful writing style.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a fundamental quality
Focuses on the basic or essential nature of the quality.
an essential characteristic
Stresses the necessity of the characteristic.
a central attribute
Emphasizes that the attribute is pivotal or crucial.
a core principle
Focuses on the foundational nature of the principle.
a crucial advantage
Highlights the benefit conferred by the quality.
a major strength
Presents the quality as a source of power or effectiveness.
a primary benefit
Emphasizes the advantage gained as being top priority.
a significant asset
Highlights the value of the quality as a resource.
a vital component
Highlights the quality as an indispensable part of a whole.
a basic tenet
Highlights the quality as a foundational belief or doctrine.
FAQs
How can I effectively use "a key virtue" in a sentence?
Use "a key virtue" to emphasize an attribute that is fundamentally important to a concept or entity. For instance, "Adaptability is "a key virtue" for success in a rapidly changing environment."
What are some alternatives to the phrase "a key virtue"?
You can use alternatives such as "a fundamental quality", "a central attribute", or "a crucial advantage" depending on the context.
In what contexts is the phrase "a key virtue" most appropriate?
The phrase is most appropriate in contexts where you want to highlight the essential nature of a positive attribute, such as in discussions of ethics, leadership, or personal development.
How does "a key virtue" differ from "a good quality"?
"A key virtue" implies a higher level of importance and necessity than "a good quality". A good quality is simply a positive attribute, whereas "a key virtue" is essential for success or moral integrity.
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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
85%
Authority and reliability
4.1/5
Expert rating
Real-world application tested