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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
this testifies
Grammar usage guide and real-world examplesUSAGE SUMMARY
"this testifies" is a perfectly correct and usable phrase in written English.
You can use it to suggest that something provides evidence or proof of something else. For example, "His generosity testifies to the kind of person he truly is."
✓ Grammatically correct
Science
News & Media
Wiki
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
22 human-written examples
That's all this testifies to.
News & Media
"The statement of the American senators about this testifies either to illiteracy of international law, or else complete disregard for the real facts," Mr. Lukashevich said.
News & Media
All this testifies to the global integration of China's economy, now the sixth-largest in the world with a GDP of $1.4 trillion.This rapid growth has ensured political stability.
News & Media
This testifies to the profound effects testosterone exerts on the brain and the mind.
Furthermore, this testifies to the dynamic nature of glacial environments in monsoon-influenced high mountain regions.
Science
This testifies that pure and well crystallinity of ZnO would be obtained by calcination.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
38 human-written examples
Does this testify to a new wave of self-examination in your country?
News & Media
That Penguin Books would have even considered doing as unconventional and giant a volume as this testified to Avedon's clout.
News & Media
This testified that asphaltenes were polluted by waxes.
Science
Polymer degradation does not occur at high potentials in organic solutions, this testifying that such a reaction is caused by aqueous electrolytes.
Science
This testified that glutamic acid, a natural amino acid with a primary amine opposite carboxylate groups, acted as not only stabilizing agent but also reducing agent to form gold colloid at higher temperature.
Science
Expert writing Tips
Best practice
When using "this testifies", ensure that the connection between the evidence and the conclusion is clear and logical. For example, "The increase in sales testifies to the effectiveness of the new marketing campaign."
Common error
Avoid using "this testifies" when the evidence is weak or inconclusive. It's better to use milder phrases like "this suggests" or "this indicates" in such cases.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this testifies" functions as a declarative statement asserting that something serves as evidence or proof. Ludwig AI confirms that is correct and usable in written English. Examples from Ludwig show it linking observations to conclusions in both scientific and general contexts.
Frequent in
Science
70%
News & Media
20%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "this testifies" is a grammatically sound expression used to indicate that something provides evidence or proof. Ludwig AI validates its correctness and usability. While its frequency is uncommon, it appears in varied contexts, most notably in scientific and news publications. When using the expression, remember to employ it when you have adequate and convincing support evidence for your arguments and conclusions. Alternative expressions that share similar semantic ground include "this demonstrates", "this proves", and "this indicates", offering flexibility in expressing evidentiary relationships.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
this demonstrates
Focuses on showing or proving something through evidence, differing slightly in emphasis from testifying.
this proves
Indicates a conclusive demonstration of truth or validity, a stronger assertion than simply testifying.
this indicates
Suggests a sign or signal that points to a particular conclusion, less assertive than "testifies".
this confirms
Emphasizes the corroboration of something already believed or suspected.
this substantiates
Highlights the provision of supporting evidence to establish the truth of something.
this validates
Focuses on confirming the accuracy or correctness of something.
this supports
Offers evidence that strengthens a particular claim or argument.
this attests to
Formally declares or confirms something as true or genuine.
this bears witness to
Implies a formal or solemn declaration of truth, often in a legal or historical context.
this is evidence of
Directly states that something serves as proof or indication of something else.
FAQs
What does "this testifies" mean?
The phrase "this testifies" means that something serves as evidence or proof of something else. It indicates that a particular fact or observation supports a specific conclusion or claim.
What can I say instead of "this testifies"?
You can use alternatives like "this demonstrates", "this proves", or "this indicates" depending on the context.
Is it appropriate to use "this testifies" in formal writing?
Yes, "this testifies" is appropriate for formal writing, particularly in academic and scientific contexts where providing evidence is crucial. However, ensure the evidence is strong and the connection to the conclusion is clear.
How can I use "this testifies" in a sentence?
You can use "this testifies" by stating the evidence first, followed by the phrase and the conclusion. For example, "The high test scores testify to the effectiveness of the tutoring program."
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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
4.5/5
Expert rating
Real-world application tested