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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
could have acknowledged
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "could have acknowledged" is correct and usable in written English.
It can be used to express a missed opportunity or a hypothetical situation in which someone did not recognize or respond to something in the past. Example: "She could have acknowledged my efforts, but she chose to remain silent."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
could have ascertained
could have given
could have demonstrated
could have tested
could have learned
could have anticipated
could have gave
could have explained
could have characterized
could have listened
could have gotten
could have estimated
should have noted
could have spoken
could have recognised
could have incorporated
could have recognized
could have gone
might have recognized
should have recognized
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
9 human-written examples
Mr. Putin could have acknowledged voters' dissatisfaction — his party's parliamentary majority plummeted from 315 to 238 seats — and tried to address it, like democratic leaders might do.
News & Media
Messrs Evans and Newnham could have acknowledged more clearly than they do how the meanings of theoretical terms vary with author, context and school of thought.
News & Media
While the citation gives handsome credit for all this, part of me still wishes the prizes could have acknowledged it too.
News & Media
Mr Bush could have acknowledged (as he had done earlier) that he had underestimated the threat from al-Qaeda before September 11th, but that afterwards he pursued the war on terror to the utmost extent.
News & Media
It could have acknowledged that in the age of the Internet, instant disclosure of large contributions to political candidates could be used as a powerful and sufficient antidote to corruption.
News & Media
First, the instructor could have acknowledged the tension between PTs' and elementary children's learning, but still explicitly emphasized the importance of reasoning upon a word problem situation from the perspective of children.
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
The president could and should have acknowledged that decision and explained it.
News & Media
Since we have been performing as a band we have seen how appreciative people are, and they could at least have acknowledged the crowd.
News & Media
In contrast to his speeches of years past, there was no mention of political reform and only a passing reference to the rampant corruption that Communist Party leaders have acknowledged could threaten their hold on power.
News & Media
In private, they have acknowledged the proposal could have been much worse.
News & Media
The fact that Mr. Schwarzenegger may now be the state's governor would suggest that the accusations of improper sexual advances, some of which he has acknowledged, could well continue.
News & Media
Expert writing Tips
Best practice
Use "could have acknowledged" to express a sense of regret or missed opportunity, particularly when highlighting a failure to recognize or respond appropriately to a situation or someone's actions. It's often used to suggest a more positive outcome was possible.
Common error
Avoid using "could have acknowledged" when you mean to say something will be acknowledged in the future. The phrase refers specifically to a past missed opportunity, not a future possibility.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "could have acknowledged" functions as a modal verb phrase expressing a hypothetical or missed opportunity in the past. It suggests that someone had the ability or possibility to recognize or admit something but did not, as seen in Ludwig's examples.
Frequent in
News & Media
60%
Science
20%
Formal & Business
10%
Less common in
Encyclopedias
5%
Reference
3%
Wiki
2%
Ludwig's WRAP-UP
The phrase "could have acknowledged" is a grammatically correct modal verb construction used to express a missed opportunity for recognition or admission. Ludwig AI indicates the phrase is usable and correct. It appears most frequently in News & Media and Science contexts, signifying its versatility across different registers. When writing, use this phrase to express regret or highlight a failure to recognize something in the past. Alternatives like "should have recognized" can offer nuanced variations in meaning. Avoid using it when referring to future acknowledgements.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
should have recognized
Emphasizes a moral obligation or expectation that something should have been acknowledged.
might have admitted
Suggests a possibility that something could have been conceded or admitted, but wasn't.
ought to have conceded
Implies a duty or correctness in conceding something that was not.
could have owned up to
Focuses on taking responsibility or admitting fault, which wasn't done.
should have taken responsibility for
Highlights the failure to accept accountability for something.
might have validated
Suggests a missed opportunity to confirm or support something.
ought to have ratified
Implies a missed formal approval or endorsement.
could have borne witness to
Focuses on failing to acknowledge or attest to something.
should have given credence to
Emphasizes the lack of belief or acceptance given to something.
might have taken notice of
Suggests a missed opportunity to pay attention to something.
FAQs
How can I use "could have acknowledged" in a sentence?
Use "could have acknowledged" to indicate a missed opportunity or a hypothetical situation where someone failed to recognize, admit, or respond to something appropriately in the past. For example: "The company "could have acknowledged" the environmental damage it caused."
What are some alternatives to "could have acknowledged"?
Alternatives to "could have acknowledged" include "should have recognized", "might have admitted", or "ought to have conceded", depending on the specific nuance you want to convey.
What is the difference between "could have acknowledged" and "should have acknowledged"?
"Could have acknowledged" indicates a possibility that something could have been acknowledged, whereas "should have acknowledged" suggests a moral obligation or expectation that it should have been acknowledged. The latter carries a stronger sense of criticism or disappointment.
Is "could have acknowledged" formal or informal?
"Could have acknowledged" is suitable for both formal and informal contexts. It can be used in news articles, academic papers, and everyday conversations without sounding out of place.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested