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
acknowledged and acknowledged
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "acknowledged and acknowledged" is not correct and sounds redundant in written English.
It may be used in a context where emphasis is needed, but typically, one instance of "acknowledged" suffices. Example: "The committee acknowledged and acknowledged the contributions of all volunteers during the meeting."
⚠ May contain grammatical issues
News & Media
Science
Wiki
Alternative expressions(20)
tested and understood
discovered and understood
recognized and understood
be recognized and understood
recognized
identified and understood
confirmed
accepted and internalized
acknowledged and recognized
accepted and understood
acknowledged and understood
acknowledged and communicated
validated
acknowledged and learned
taken to heart and grasped
fully appreciated and understood
recognized and comprehended
Duly noted
acknowledged and comprehended
agreed upon and comprehended
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
1 human-written examples
The prosecutors said that "facts that could be qualified as sexual assault have been acknowledged" — and acknowledged, to some extent, by Strauss-Kahn himself.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
Email correspondents wanted to be able to use the OWTS email address as a method to engage with the OWTS about their questions and concerns, but their emails were either not acknowledged or acknowledged only generically.
Science
Know and acknowledge all your positive attributes.
Wiki
"Before she laid down her life she made sure that the world acknowledged, everybody acknowledged that they were politically motivated cases," Mr. Zardari said of Ms. Bhutto in an interview just before the elections.
News & Media
They want their account of the facts to be acknowledged, their place in history to be acknowledged and their losses to be acknowledged.
News & Media
"We have acknowledged, and I have acknowledged, the role the Guardian has played in the history of what brought us to where we are now both in terms of its focus on phone hacking itself and indeed its focus on the Met's response to that.
News & Media
It's acknowledged and noted".
News & Media
When we witness without attachment, then doubt and fear are acknowledged and once acknowledged no longer require attention.
News & Media
We want to be heard and acknowledged.
News & Media
And acknowledged it.
News & Media
He knew it and acknowledged it later.
News & Media
Expert writing Tips
Best practice
Avoid using repetitive phrasing like "acknowledged and acknowledged". Opt for a single, clear "acknowledged" or a stronger synonym depending on the context.
Common error
Don't repeat the same word unnecessarily. Repeating "acknowledged" adds no extra emphasis and makes the writing seem less polished. Instead, if you need to emphasize acknowledgement, use an adverb like "fully acknowledged" or "clearly acknowledged".
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "acknowledged and acknowledged" functions as a compound verb phrase, though it's considered redundant. As Ludwig AI indicates, the repetition of "acknowledged" doesn't add value to the sentence and can be replaced with a single instance or a stronger synonym.
Frequent in
News & Media
30%
Science
25%
Wiki
20%
Less common in
Formal & Business
15%
Encyclopedias
5%
Academic
5%
Ludwig's WRAP-UP
The phrase "acknowledged and acknowledged" is considered grammatically incorrect and stylistically weak due to its redundancy. While the intention might be to emphasize acknowledgment, it is more effective to use stronger synonyms or adverbs instead. Ludwig AI underlines that the repetition doesn't enhance the meaning. It is deemed rare and its usage patterns show that it appears mostly on News & Media. Instead of repeating, use synonyms like "recognized", "confirmed" or "validated" for a more polished tone. The expert rating reflects these grammatical and stylistic concerns, advising against the repetitive construction in favor of clearer, more concise alternatives.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Acknowledged
Simplifies the phrase to a single action that conveys acknowledgement.
Recognized
Simplifies the phrase to a single, strong verb indicating acknowledgement.
Recognized and affirmed
Replaces the repetition with a stronger verb (affirmed) to reinforce the idea of acknowledging something with conviction.
Confirmed and validated
Uses 'confirmed' and 'validated' to denote a stronger level of verification and acceptance.
Acknowledged and understood
Focuses on acknowledging something by understanding it.
Admitted and accepted
Emphasizes the act of conceding and taking something as true or valid.
Understood and appreciated
Focuses on comprehension and valuing the information or situation.
Acknowledged and addressed
Extends the acknowledgement to include taking action or dealing with the matter.
Taken into consideration
Highlights the act of considering something carefully.
Duly noted
A concise way of saying that something has been acknowledged and recorded.
FAQs
How can I improve a sentence that uses "acknowledged and acknowledged"?
Replace the phrase with a single instance of "acknowledged" or use stronger synonyms such as "recognized", "confirmed", or "validated" to avoid redundancy and enhance clarity.
Is it grammatically correct to say "acknowledged and acknowledged"?
While not strictly ungrammatical, repeating "acknowledged" is stylistically poor and redundant. It's better to use a single instance of the word or a synonym for better impact.
What's the difference between saying "acknowledged" and "acknowledged and acknowledged"?
In most contexts, there is no significant difference. The repetition doesn't add emphasis effectively and can make the writing seem less refined. In rare cases you may want to strongly highlight a concept, but that would be only in very specific cases.
When might I use a phrase similar to "acknowledged and acknowledged"?
You might use a similar construction when trying to emphasize that something has not only been acknowledged but also acted upon or understood thoroughly. However, even in such cases, it's better to use a more precise phrase like "acknowledged and addressed" or "acknowledged and understood".
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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
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested