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
a piece of proof
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a piece of proof" is correct and usable in written English.
It can be used when referring to a specific item or example that serves as evidence or verification of a claim or assertion. Example: "The detective found a piece of proof that linked the suspect to the crime scene."
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(4)
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
Make sure you get a piece of "proof" candy like a pack of gum to show your parents.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
The following letter was the beginning of an ongoing conversation I have with my daughter -- a tangible piece of proof she will never be alone in her darkest hour.
News & Media
"We have challenged the United States and France to come up with a single piece of proof," he said.
News & Media
"We have challenged the US and France to put forward a single piece of proof.
News & Media
"The court has not a single piece of proof of guilt, not only of my son – who was dragged into this – but also of Dima Konovalov, apart from Dima's confession, which he gave under torture," she said in response to the official version of events – that the men had a fair trial.
News & Media
There is not a single piece of proof against him.
News & Media
To back up their claim, conspiracy theorists online pointed to a powerful piece of "proof": the word of Hillary Clinton - the former US secretary of state widely expected to make a bid for the presidency.
News & Media
There may be cases in which, even after DNA testing rules out a piece of evidence, the proof of guilt remains overwhelming.
News & Media
Thus, the task of checking if a piece of text is a proof of a given formula corresponds to checking if the term that represents the proof has the type corresponding to the given formula.
… I bought this program, the way you buy a piece of evidence, some tangible proof that it wasn't all in your head".
News & Media
I stayed one more year at the firm, but I never stopped feeling like I was a piece of evidence--walking proof that the firm made the right decision.
News & Media
Expert writing Tips
Best practice
Use "a piece of proof" when you want to emphasize that you have some evidence, even if it is not conclusive or complete. For instance, "This document is a piece of proof that supports my claim."
Common error
Avoid using "a piece of proof" in highly formal or legal contexts where more precise terminology like "evidence" or "exhibit" is preferred. Using "a piece of proof" might sound too casual.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a piece of proof" functions primarily as a noun phrase, serving to identify a specific item or instance that provides evidence or verification. Ludwig AI indicates the phrase is grammatically correct and usable in written English, often referring to tangible evidence.
Frequent in
News & Media
60%
Wiki
20%
Formal & Business
10%
Less common in
Science
5%
Encyclopedias
3%
Social Media
2%
Ludwig's WRAP-UP
In summary, "a piece of proof" is a grammatically sound and frequently employed phrase denoting a fragment of evidence used to support a claim. Ludwig AI confirms its usability in various contexts. While versatile, it may be perceived as less formal than alternatives like "a piece of evidence". Predominantly found in News & Media and Wiki sources, its function is to provide substantiation, maintaining a neutral register. Employ it when highlighting supporting evidence, but opt for more formal terms in academic or legal settings for enhanced precision.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a shred of evidence
Emphasizes a small amount of evidence.
a bit of confirmation
Highlights the aspect of confirming something.
an element of confirmation
Highlights a basic component that supports something.
a scrap of validation
Focuses on validating a claim or statement.
a measure of validation
Implies to some extent validation.
a sign of verification
Points to a sign that verifies something.
a touch of substantiation
Indicates a slight degree of substantiating evidence.
a spot of substantiation
Indicates a small amount of substantiating evidence.
a hint of authentication
Suggests a subtle indication of authenticity.
a fragment of demonstration
Implies a partial showing or proving of something.
FAQs
How can I use "a piece of proof" in a sentence?
You can use "a piece of proof" to indicate a small amount of evidence supporting a claim. For example, "The photograph found at the scene served as "a piece of proof" connecting the suspect to the crime."
What are some alternatives to "a piece of proof"?
Alternatives include "a shred of evidence", "a bit of confirmation", or "a scrap of validation". The choice depends on the nuance you want to convey.
Is it better to say "a piece of evidence" or "a piece of proof"?
Both phrases are acceptable, but "a piece of evidence" is generally more formal and widely applicable, especially in legal or academic contexts. "A piece of proof" is suitable for more general situations.
What does "a piece of proof" imply about the evidence?
"A piece of proof" often suggests that the evidence is not comprehensive or conclusive but still contributes to supporting a claim or argument. It's a fragment that adds to the overall picture.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested