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
as purporting to
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as purporting to" is correct and usable in written English.
It can be used when indicating that something is claimed or intended to be something, often in a legal or formal context. Example: "The document was submitted as purporting to be an official contract, but it lacked the necessary signatures."
✓ Grammatically correct
Science
News & Media
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
5 human-written examples
Nonmoral claims, they maintain, commonly express beliefs and for that reason are rightly seen as purporting to report facts and as being evaluable as true or false.
Science
What the above argument suggests is that regardless of whether there are any such things as propositions, our 'that'-clauses are best interpreted as purporting to refer to such objects.
Science
Realists cannot simply dismiss this possibility, though they can legitimately challenge noncognitivists to make good sense of how moral arguments and disagreements are carried on without surreptitiously appealing to the participants seeing their claims as purporting to report facts.
Science
Yet it is pretty clear that people do generally regard their moral claims, and the moral claims of others, as purporting to report facts, and to the extent they themselves sincerely advance such claims they seem to be regarding at least some such claims as actually true.
Science
Where the words are used (uncharacteristically) in a way that does not purport to reveal the agent's will, we do not understand a promise as really being made; we only take a speaker to have promised, and so to be bound to perform, if he understands the words he uses, in particular as purporting to obligate him.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Thus, sentences containing ethical terms, as well as those purporting to refer to the will, to the self, or to God, are meaningless.
Encyclopedias
Turkmen rebels in Syria published a video on Tuesday of what appeared to be a dead Russian pilot, as well as footage purporting to show them firing a missile on a Russian rescue helicopter while it was on the ground.
News & Media
By contrast, Joe Nocera has been engaging for years now in a truly misguided crusade in favor of dirty energies (not just tar sands but fracking as well) while purporting to care about climate change.
News & Media
Rumors of a Niger-Iraq uranium deal had first surfaced in Rome in 2001, as documents purporting to be related to the sale of 500 metric tonnes of yellowcake (a lightly refined uranium ore) circulated in intelligence circles and among journalists.
News & Media
The basic idea behind the argument has also been applied in defense of a variety of principles, some of which place additional constraints on an agent's current beliefs, with others, such as Conditionalization, purporting to govern how degrees of belief should evolve over time.
Science
But if Mr Assad is as confident as he purports to be that government forces were not responsible, this is his chance.
News & Media
Expert writing Tips
Best practice
Use "as purporting to" when you want to indicate that something is presented or claimed as being something else, especially when there might be some doubt or question about the validity of the claim. It adds a layer of critical distance to the statement.
Common error
Avoid using "as purporting to" in casual writing or conversation. Its formal tone can sound stilted or pretentious in informal settings. Opt for simpler alternatives like "claiming to" or "seeming to".
Source & Trust
84%
Authority and reliability
4.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as purporting to" functions as a qualifier, indicating that a statement or action is presented or claimed in a particular way, often with an implication of potential inaccuracy or doubt. Ludwig confirms this is a correct and usable phrase.
Frequent in
Science
40%
News & Media
40%
Encyclopedias
20%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "as purporting to" is a grammatically sound phrase, albeit relatively uncommon, primarily employed in formal contexts such as science, news, and encyclopedic entries. According to Ludwig, this phrase is suitable for indicating that something is presented or claimed in a specific manner, frequently with an underlying suggestion of uncertainty or skepticism. When writing, it's recommended to use it when expressing a formal and critical perspective, while avoiding its use in casual conversation where simpler alternatives like "as claiming to" or "as seeming to" might be more appropriate.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
as claiming to
Replaces "purporting" with "claiming", suggesting a more direct assertion.
as alleging to
Substitutes "purporting" with "alleging", implying a statement made without proof.
as representing itself to
Replaces "purporting" with a more verbose phrase, emphasizing the act of presentation.
as professing to
Uses "professing" instead of "purporting", highlighting an open declaration or avowal.
as pretending to
Replaces "purporting" with "pretending", suggesting a possible insincerity.
as seeming to
Substitutes "purporting" with "seeming", implying an appearance rather than a definitive assertion.
as appearing to
Similar to 'seeming to', it emphasizes the visual or superficial aspect of the claim.
as understood to
Indicates a common understanding or interpretation of the subject.
as presented as
Focuses on the manner in which something is presented, rather than a direct claim.
as advertising to
Highlights the marketing or promotional aspect of the statement.
FAQs
What does "as purporting to" mean?
The phrase "as purporting to" means that something is presented or claimed to be something else, often implying a degree of skepticism or doubt about the truth of the claim.
When is it appropriate to use "as purporting to" in writing?
Use "as purporting to" in formal writing when you want to indicate that something is presented or claimed as being something else, especially when the claim is questionable or unverified. It is often used in legal or academic contexts.
What are some alternatives to "as purporting to"?
Alternatives to "as purporting to" include "as claiming to", "as alleging to", "as representing itself to", or "as professing to". The best choice depends on the specific nuance you want to convey.
How does "as purporting to" differ from "as claiming to"?
"As purporting to" often implies a greater degree of skepticism or doubt than "as claiming to". While both phrases indicate that a statement is being made, "as purporting to" suggests that the statement may be misleading or inaccurate.
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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
84%
Authority and reliability
4.2/5
Expert rating
Real-world application tested