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
perpetual source of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "perpetual source of" is correct and usable in written English.
It can be used to describe something that continuously provides or generates a particular quality, resource, or inspiration. Example: "The ocean is a perpetual source of inspiration for artists and writers alike."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
17 human-written examples
Chronic national anxiety about obesity, cancer and diabetes has made nutrition a perpetual source of debate.
News & Media
The gap in his training was not the geopolitics of the Middle East, a perpetual source of American security concerns.
News & Media
He was a cherished friend to us, and his dedication to our piano was a perpetual source of inspiration.
News & Media
Race, in France as in the United States, is a perpetual source of confusion and discomfort; to address it is always, in some way, to get it wrong.
News & Media
If differences among civilizations are a perpetual source of rivalry and a potential source of wars, then a group of people whose loyalty to their own culture is attenuated is likely to be worse off relative to other groups.
News & Media
By contrast, nominations of judges, a perpetual source of discord and a worrying drag on the courts, are not part of the deal.Nor have more radical Democrats given up hope of reforming the filibuster.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
40 human-written examples
And what is it about others — personal computers, suitcases — that makes them perpetual sources of confusion and distress?
News & Media
Biogenic iron (hydr oxide flocs can sequester significant amounts of arsenic; this property may be useful for treatment of perpetual sources of As such as mine adit water, but the fate of As associated with natural accumulations of floc material needs to be assessed.
Science
If these explanations are right, then we should expect religion and science to be perpetual sources of confrontation, conflict, and unproductive debate.
News & Media
Seth officially takes Peter's name and grows up to be a lonely cabdriver whose prescient dreams of imminent tragedies serve as a source of perpetual guilt and a constant reminder of what he couldn't do to save his brother.
News & Media
Love is a source of perpetual anxiety and incompletion.
News & Media
Expert writing Tips
Best practice
When using "perpetual source of", ensure the noun following "of" accurately reflects what is being continuously provided or generated. For example, "perpetual source of inspiration" is better than "perpetual source of things".
Common error
Avoid using "perpetual source of" when describing something that is inherently limited or finite. "Perpetual source of funding", for example, would only be correct if the funding were truly unlimited and continuously replenished.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "perpetual source of" functions as a noun phrase, often acting as a subject complement or object in a sentence. It describes something that continuously provides or originates a particular quality or resource. As confirmed by Ludwig, this phrase is grammatically correct and usable in written English.
Frequent in
News & Media
40%
Science
30%
Encyclopedias
10%
Less common in
Wiki
10%
Formal & Business
0%
Academia
0%
Ludwig's WRAP-UP
In summary, "perpetual source of" is a grammatically sound and usable phrase that describes something providing a continuous and unending supply of a particular quality or resource. Ludwig confirms the correctness of this phrase. It is most frequently found in news and media, as well as scientific contexts, lending itself to neutral to formal registers. When employing this phrase, ensure it accurately reflects an unending origin and is not used to describe finite resources. Alternatives such as "everlasting origin of" or "constant supplier of" can be used depending on the specific emphasis desired. While not the most common phrase, it is a useful descriptor when emphasizing continuity and reliability.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
everlasting origin of
Emphasizes the unending duration of the origin.
unceasing wellspring of
Highlights the continuous and abundant provision.
never-ending provider of
Focuses on the continuous supply of something.
constant supplier of
Stresses the consistent and reliable supply.
continual generator of
Highlights the ongoing creation or production.
unfailing fount of
Emphasizes the reliability and abundance.
endless fountain of
Suggests an inexhaustible supply.
recurrent origin of
Highlights the repeated or periodic origination.
sustained basis for
Focuses on the long-term foundational aspect.
abiding inspiration for
Emphasizes a lasting and influential effect.
FAQs
How can I effectively use "perpetual source of" in a sentence?
Use "perpetual source of" to describe something that continuously provides a specific quality or resource. For instance, "The library is a "perpetual source of" knowledge for the community".
What are some alternatives to "perpetual source of"?
You can use alternatives like "everlasting origin of", "unceasing wellspring of", or "constant supplier of", depending on the context.
Is there a difference between "perpetual source of" and "constant source of"?
"Perpetual source of" emphasizes the unending nature of the source, while "constant source of" highlights the reliability and consistency of the source. They are similar, but "perpetual" implies more of a timeless quality, whereas "constant" speaks to consistent availability.
Can "perpetual source of" be used to describe negative things?
Yes, it can. For instance, you could say, "Bureaucracy can be a "perpetual source of" frustration". The key is that the thing being sourced is consistently present.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested