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
had been perpetuating
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "had been perpetuating" is correct and usable in written English.
It can be used to describe an ongoing action that started in the past and continued up to a certain point in time. Example: "The organization had been perpetuating myths about the community for decades before they were finally challenged."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(5)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
Berman compared the text of the sonatas with manuscripts and first editions, and corrected numerous errors that had been perpetuated by countless editions and recordings.
Academia
Lawyers for the bank are also hoping to rely on the fact that Mr. Madoff's multibillion-dollar Ponzi scheme had been perpetuated for years right under the noses of regulators.
News & Media
The VRA was an apt response to the "insidious and pervasive evil which had been perpetuated in certain parts of our country through unremitting and ingenious defiance of the constitution," it concluded.
News & Media
It was a response, the Supreme Court said in upholding it in 1966, to "an insidious and pervasive evil which had been perpetuated in certain parts of our country through unremitting and ingenious defiance of the Constitution".
News & Media
NP-9, NP-29 and NP-18 cell lines were derived from human pancreatic adenocarcinomas that had been perpetuated as xenografts in nude mice.
Science
NP-29 cells were derived from human pancreatic adenocarcinomas, which had been perpetuated as xenografts in nude mice and further characterized for different oncogene and tumor suppressor profiles [ 16].
Science
For too long, people have been perpetuating a false and negative reputation about our city and the people of Liverpool.
News & Media
"Banks have been perpetuating a pattern of resource allocation that goes against the key role they should be playing in restructuring," said the OECD in a recent report on Romania.
News & Media
Regrettably, some of the existing amusement parlors around Times Square have been perpetuating a common misconception about guns: that they are dangerous devices whose primary purpose is to kill and maim human beings.
News & Media
The Internet levels not only access but credibility, to the uninformed at least, and why shouldn't a curious and lightly bigoted young person choose to believe that Zionists have been perpetuating the myth of the Holocaust for decades?
News & Media
Since 2011, Donald Trump has been perpetuating the lie that Barack Obama was born outside the United States.
News & Media
Expert writing Tips
Best practice
Use "had been perpetuating" when you want to emphasize the continuous nature of an action or belief that has been sustained over a period of time, especially when that action has negative implications.
Common error
Avoid using "had been perpetuating" in situations where a neutral or positive connotation is intended. This phrase often carries a negative weight, so opt for alternatives like "had been maintaining" or "had been continuing" when neutrality is desired.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "had been perpetuating" functions as a verb phrase in the past perfect progressive tense. It describes an action that was ongoing for a period of time before another point in the past. As Ludwig AI confirms, it's grammatically sound.
Frequent in
News & Media
40%
Science
30%
Academia
20%
Less common in
Formal & Business
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, "had been perpetuating" is a grammatically correct and commonly used verb phrase that describes an ongoing action in the past, often with negative connotations. As confirmed by Ludwig AI, it's frequently found in news, science, and academic contexts. While it’s acceptable in various registers, careful consideration should be given to its negative implications, opting for more neutral alternatives like "had been continuing" or "had been maintaining" when appropriate. The phrase’s effectiveness lies in emphasizing the sustained nature of an action or belief, making it crucial to align its use with the intended communicative purpose.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
had been continuing
Replaces "perpetuating" with a more general term for continuing an action or state.
had been maintaining
Suggests actively keeping something in a certain state, similar to perpetuating but less negative.
had been fostering
Implies encouraging or promoting something, often something negative if the context is unfavorable.
had been propagating
Focuses on spreading or disseminating something, like an idea or belief.
had been sustaining
Highlights the act of supporting or upholding something over time.
had been preserving
Emphasizes maintaining something in its original state, often against forces that would change it.
had been upholding
Suggests supporting or defending something, often a tradition or standard.
had been fueling
Implies adding energy or intensity to something, usually something negative.
had been reinforcing
Focuses on strengthening or confirming something, like an idea or behavior.
had been prolonging
Highlights extending the duration of something, often something undesirable.
FAQs
How can I use "had been perpetuating" in a sentence?
Use "had been perpetuating" to describe an action that continued over a period of time, often with negative consequences. For example, "The company "had been perpetuating" a false image for years."
What are some alternatives to "had been perpetuating"?
Depending on the context, consider using alternatives like "had been continuing", "had been maintaining", or "had been fostering".
Is "had been perpetuating" formal or informal?
"Had been perpetuating" is suitable for both formal and informal contexts, but it's important to consider the negative connotation. In very formal settings, ensure the negativity aligns with the intended message.
Which is correct, "had been perpetuating" or "has been perpetuating"?
Both are grammatically correct, but they indicate different time frames. "Had been perpetuating" refers to a past action that continued for some time, whereas "has been perpetuating" refers to an action that started in the past and continues to the 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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested