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
I cannot endorse
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I cannot endorse" is correct and usable in written English.
You can use it when expressing that you do not support or approve of something, such as a product, idea, or action. Example: "After careful consideration, I must state that I cannot endorse this proposal due to its potential risks."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
13 human-written examples
Maroh continued: "As a feminist and lesbian spectator, I cannot endorse the direction Kechiche took on these matters".
News & Media
Yet when I picture that dark movie theater in Aurora, Colo., and what might have happened had one or more legally armed people attempted to return that shooter's fire, I cannot endorse a society in which even responsible, licensed citizens among us routinely carry firearms.
News & Media
I cannot endorse this behaviour from India".
News & Media
"I cannot endorse Congress' misdeeds anymore.
News & Media
Also, I cannot endorse Usenet any more enthusiastically given the above.
News & Media
"I cannot endorse the report as written because it fails to take on some of the issues I think are most important to the future health of the scientific enterprise," says Rep. George Brown (D-CA), the panel's ranking Democrat.
Science & Research
Human-verified similar examples from authoritative sources
Similar Expressions
45 human-written examples
But in a report released today, the same NRC panel says it "cannot endorse as scientifically and technically sound the illustrative analyses presented" by contractors conducting the new assessment.
Science & Research
It is one thing to make do with intuitive ways of solving problems that are the best available within limits of time and information, while leaving them subject to correction at leisure or in retrospect; it is another to accept a theory that approves one's actually assenting to certain principles whose contents it cannot endorse.
Science
I thus cannot endorse those paragraphs in the Palacio report which say that the subsidiarity principle is wrongly invoked as a way of opposing European measures in the areas of culture, audiovisual services, health, employment and so on.
Science
"But I also think that we cannot endorse blanket statements about taking guns out of the hands of the undeserving.
News & Media
"I'm not putting them up and the website cannot endorse them being stuck on the Tube," he said.
News & Media
Expert writing Tips
Best practice
When using "I cannot endorse", ensure that your reasons for not endorsing are clear and justifiable to maintain credibility.
Common error
Avoid simply stating "I cannot endorse" without explaining why, as this can come across as dismissive or lacking in reasoned judgment. Always provide context or justification.
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I cannot endorse" functions as an expression of disapproval or a formal rejection of an idea, proposal, or action. As Ludwig confirms, this expression is used to explicitly state a lack of support.
Frequent in
News & Media
50%
Science
21%
Formal & Business
8%
Less common in
Wiki
6%
Encyclopedias
6%
Reference
3%
Ludwig's WRAP-UP
In summary, the phrase "I cannot endorse" is a grammatically sound and commonly used expression to convey disagreement or lack of support. Ludwig AI confirms its correctness and usability in various contexts. It appears most frequently in news and media, scientific, and formal business settings. While alternatives like "I do not support" or "I disagree with" exist, "I cannot endorse" maintains a degree of formality suitable for reasoned discourse. When employing this phrase, clarity and justification are key to maintaining credibility.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I do not support
Directly expresses a lack of support, simpler and more straightforward.
I disagree with
Focuses on disagreement rather than endorsement, implying opposition.
I disapprove of
Emphasizes disapproval, often carrying a stronger negative connotation.
I am against
States a position of opposition, clear and direct.
I object to
Highlights a formal objection, suitable for more formal contexts.
I reject
Indicates a complete refusal or denial, stronger than simply not endorsing.
I am not in favor of
A more formal way of expressing disagreement or lack of support.
I withhold my support for
Emphasizes the act of not giving support, suggesting prior consideration.
I decline to approve
Focuses on the refusal to give official approval.
I find unacceptable
Highlights that something doesn't meet a certain criteria to be endorsed.
FAQs
What does "I cannot endorse" mean?
The phrase "I cannot endorse" means that you do not support or approve of something. It expresses a lack of agreement or approval.
What can I say instead of "I cannot endorse"?
You can use alternatives like "I do not support", "I disagree with", or "I disapprove of" depending on the context.
Is it better to say "I cannot endorse" or "I do not endorse"?
Both "I cannot endorse" and "I do not endorse" are grammatically correct and have similar meanings. The choice between them often depends on personal preference or the specific context. "I cannot endorse" might sound slightly more formal.
When is it appropriate to use "I cannot endorse"?
It is appropriate to use "I cannot endorse" when you want to express that you do not support or approve of something due to ethical, practical, or other reasons. It's common in professional or formal settings when providing feedback or making decisions.
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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested