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
reaffirmed by
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "reaffirmed by" is correct and usable in written English.
It can be used when indicating that something has been confirmed or supported again by a person, organization, or document. Example: "The findings of the study were reaffirmed by subsequent research conducted in the same field."
✓ 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
59 human-written examples
This resolution was reaffirmed by the General Assembly in 1977.
Encyclopedias
"It's good to get reaffirmed by the people.
News & Media
That status was reaffirmed by the I.R.S. as part of its settlement with the company.
News & Media
Paul's teachings on clerical celibacy were reaffirmed by Pope John Paul II.
Encyclopedias
Credit that in part to the cast, whose brilliance is only reaffirmed by the boxed set.
News & Media
Oregon's aid in dying law, reaffirmed by voters in 1997, has been a remarkably successful experiment.
News & Media
The limits were imposed after a 1993 referendum and were reaffirmed by voters in 1996.
News & Media
Photograph: Bloomberg 8.50am GMT Germany saw its AAA credit rating reaffirmed by Standard & Poor's this morning.
News & Media
One of those faulty narratives was reaffirmed by someone seeking to be their commander-in-chief.
News & Media
That message was reaffirmed by the British defense minister, Bob Ainsworth.
News & Media
M. Hardy's aesthetics of disinvitation are reaffirmed by the fact that there does not appear to be an actual door.
News & Media
Expert writing Tips
Best practice
Use "reaffirmed by" to emphasize that something has been previously stated or established and is being confirmed again, often after a challenge or period of uncertainty.
Common error
Avoid using "reaffirmed by" when the context only requires a simple confirmation or validation. Overusing it can make your writing sound repetitive. Consider using alternatives such as "confirmed by" or "supported by" for initial confirmations.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "reaffirmed by" functions as a passive construction, indicating that a statement, decision, or principle has been confirmed or supported again by a specific entity. As Ludwig AI confirms, the phrase is widely accepted and used across numerous contexts.
Frequent in
News & Media
45%
Science
35%
Encyclopedias
8%
Less common in
Formal & Business
5%
Wiki
2%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "reaffirmed by" is a grammatically correct and frequently used expression that indicates a renewed confirmation or validation of something previously stated or established. As Ludwig AI confirms, it is appropriate for various contexts, especially in news, scientific, and encyclopedia sources. When employing this phrase, ensure that the context genuinely warrants the emphasis on repeated confirmation rather than a simple validation. Using alternatives like "confirmed by" or "validated by" can help avoid redundancy. Overall, "reaffirmed by" is a valuable tool for highlighting the ongoing validity and support for ideas or agreements.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
confirmed by
Focuses on initial validation rather than repeated confirmation.
validated by
Emphasizes the establishment of truth or accuracy through evidence.
endorsed by
Implies approval and support, often from a recognized authority.
upheld by
Suggests a formal decision or judgment supporting a previous statement or action.
ratified by
Indicates formal approval, typically by a governing body.
sustained by
Highlights ongoing support or maintenance of something.
corroborated by
Emphasizes the provision of additional evidence to support a claim.
re-established by
Highlights the act of setting something up again or in a new form.
seconded by
Implies support from another party in agreement.
re-authorized by
Suggests renewed permission or approval for something.
FAQs
How is "reaffirmed by" different from "confirmed by"?
"Reaffirmed by" implies a prior confirmation that is now being stated again, often after a period of doubt or challenge. "Confirmed by", on the other hand, simply means something is being validated, without necessarily having been previously confirmed.
What can I say instead of "reaffirmed by"?
You can use alternatives such as "confirmed by", "validated by", or "endorsed by", depending on the specific context and nuance you want to convey.
Is "reaffirmed by" appropriate for formal writing?
Yes, "reaffirmed by" is suitable for formal writing. Its use indicates a careful and considered restatement of something previously established, which is often desirable in formal contexts.
Can "reaffirmed by" be used when something is being disproven?
No, "reaffirmed by" is not appropriate when something is being disproven. It should only be used when something is being supported or confirmed again. If something is being disproven, consider using phrases like "challenged by" or "contradicted by".
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested