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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
I have substantiated
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I have substantiated" is correct and usable in written English.
You can use it when you want to indicate that you have provided evidence or proof to support a claim or argument. Example: "In my research paper, I have substantiated my thesis with various studies and data."
✓ Grammatically correct
Science
News & Media
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
A 0.25 µm segment of the ParM filament is by no means rigid under piconewton forces (see calculation in the Introduction), but I assume that deflections of filaments shorter that this are not important in the overall emergent behavior –a decision that I have substantiated by a few computationally more expensive simulations with a smaller segment length.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
The archdiocese said Sunday that it had substantiated allegations of sexual abuse of a minor against Msgr.
News & Media
"I don't think there's any question about the efficacy of the vaccine in my mind, I think the vaccine is good, I think the trials have substantiated its efficacy so I'm happy to give it".
Science
Finally, yesterday, Japanese tech blog Nikkei seems to have substantiated what I have been thinking.
News & Media
"I have not seen any credible studies that have substantiated the oft-repeated claim that violence in youth sports is escalating or reached epidemic proportions," he said.
News & Media
Several reports have substantiated the assumption that vitamin B12 is important in this respect5 7.
Science & Research
Rethinking the way the agency conducts investigations could also eliminate the amount of time the board devotes to reviewing cases that investigators have substantiated, she said.
News & Media
"Had this matter proceeded to trial, we believe the facts would have substantiated that the company took this matter seriously, investigated and implemented appropriate actions," he said.
News & Media
Here, we have substantiated our models with experimental evidence of Maxi binding to the tetrahydrofuran sII model hydrate.
Science
We have substantiated this property of ZnO nanoparticles and light depolarization property by using light scattering tool.
Almost a century after his death, the commission that could have substantiated his claim was found in the collection of a Parisian autograph dealer.
Encyclopedias
Expert writing Tips
Best practice
When using "I have substantiated", ensure you can clearly point to the evidence or data that supports your claim. Be specific about what evidence has led you to this conclusion.
Common error
Avoid using "I have substantiated" if the evidence is weak or inconclusive. Overstating the strength of evidence can damage your credibility.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I have substantiated" functions as a declarative statement where the speaker asserts they have provided sufficient evidence to support a claim or argument. Ludwig confirms this usage is grammatically correct.
Frequent in
Science
50%
News & Media
30%
Formal & Business
10%
Less common in
Encyclopedias
5%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
The phrase "I have substantiated" is a grammatically correct way to assert that you have provided evidence to support a claim, as verified by Ludwig. While most suitable for formal and scientific contexts, you can also find this phrase being used in news and media. Remember to use this phrase judiciously; only use it when you have reliable evidence to back up your claims.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I have validated
Replaces "substantiated" with a more direct synonym, focusing on confirming accuracy.
I have proven
Emphasizes a conclusive demonstration of truth or fact.
I have confirmed
Highlights the act of verifying or establishing something as true.
I have demonstrated
Focuses on showing or exhibiting evidence to support a claim.
I have verified
Stresses the act of checking or authenticating something.
I have authenticated
Implies establishing the genuineness or validity of something.
I have corroborated
Suggests strengthening or supporting a claim with additional evidence.
I have justified
Emphasizes providing a valid reason or explanation for something.
I have supported with evidence
Clearly indicates providing evidence to back up a claim.
I have borne out
A more formal way of saying that something has been confirmed or proven correct.
FAQs
How can I use "I have substantiated" in a sentence?
You can use "I have substantiated" to indicate that you have provided evidence or proof to support a claim. For example, "In my research paper, I have substantiated my thesis with various studies and data."
What are some alternatives to "I have substantiated"?
You can use alternatives like "I have validated", "I have proven", or "I have confirmed" depending on the context.
What's the difference between "I have substantiated" and "I have supported"?
"I have substantiated" implies that you have provided enough evidence to establish something as true, while "I have supported" simply means you've offered some evidence that lends credence to a claim but does not necessarily prove it.
Is it appropriate to use "I have substantiated" in informal writing?
While grammatically correct, "I have substantiated" is more suited for formal writing. In informal contexts, using phrases like "I have proven" or "I have confirmed" might be more appropriate.
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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
4.1/5
Expert rating
Real-world application tested