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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
proof thereof
Grammar usage guide and real-world examplesUSAGE SUMMARY
"proof thereof" is correct and usable in written English. You can use it in formal or legal contexts to refer to evidence or documentation supporting a claim. For example: "The contract serves as proof thereof." Alternative expressions include "evidence of that," "verification of it," and "confirmation thereof."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
evidence of that
demonstration of that
its absence
the lack thereof
its scarcity
lack of interest
absence of evidence
want of it
paucity of it
absence of it
without it
lack thereof
lack of planning
failure to plan
absence of forethought
inadequate preparation
poor planning
poor preparation
insufficient foresight
unpreparedness
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
3 human-written examples
We require that owners of cars and camping vehicles pay user fees and display proof thereof in these parks.
News & Media
This paper indicates paths towards these goals, but does not by itself provide any proof thereof.
This practice was compulsorily implemented in the late nineties in response to public and scientific concerns over the widespread use of incineration, in an attempt to mitigate the conflict of interests between the public's right to the safeguarding of their health and to the proof thereof, and the companies' interests.
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Accordingly, we report here the structure-based design, synthetic chemistry and biological testing of these compounds and proof-of-concept studies thereof.
For years now, Christian writers have been delving into Harry Potter searching for proof of holiness (or lack thereof) with the same vigor the Inquisition brought to its task centuries ago.
News & Media
Additionally, no proof of Cu-ATSM uptake or lack thereof in these tumors' normoxic cells was available.
Science
The molecular mechanisms underlying our observations remain unclear, and an exhaustive investigation thereof was outside the scope of this proof-of-principle study.
Science
If you want to have proof for any replies to your email, including bounced email messages or a lack thereof, select the tagline option and all replies will be routed back through your HaveProof.com account.
Wiki
He argued that Carnap, in order to make good his positivistic thesis that mathematical theorems are devoid of content, needed to give a consistency proof for mathematical calculi in order to show that they do not have empirical content, an abundance thereof indeed, by dint of entailing all empirical sentences.
Science
Lots thereof".
News & Media
Or some combination thereof.
News & Media
Expert writing Tips
Best practice
Use "proof thereof" in formal writing or legal contexts where a concise and somewhat archaic tone is appropriate.
Common error
Avoid using "proof thereof" in informal contexts. It can sound stilted or pretentious in everyday conversation or casual writing. Opt for simpler alternatives like "evidence of that".
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "proof thereof" functions as a noun phrase adjunct, indicating evidence or documentation related to a previously mentioned item or concept. Ludwig AI confirms its correct usage.
Frequent in
News & Media
33%
Science
33%
Wiki
11%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "proof thereof" is a grammatically sound phrase used to indicate supporting evidence, as verified by Ludwig AI. It is most appropriate in formal and scientific contexts. While correct, its usage is relatively rare, and simpler alternatives like "evidence of that" may be preferred in less formal settings. Be mindful of the potentially stilted tone in everyday conversation and prioritize clarity over formality. Remember that while its technical meaning remains consistent, the context dictates the overall effectiveness of "proof thereof".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
evidence of that
Replaces "proof" with "evidence" and restructures the sentence for simpler phrasing.
confirmation of it
Substitutes "proof" with "confirmation", emphasizing the act of verifying something.
verification of it
Uses "verification" instead of "proof", highlighting the process of ensuring accuracy.
validation of that
Employs "validation" to suggest that something has been officially approved or recognized.
substantiation of that
Replaces "proof" with "substantiation", indicating a more thorough and detailed form of evidence.
documentation of it
Focuses on the documented evidence rather than general proof.
demonstration of that
Highlights the act of showing or proving something through action or example.
corroboration of it
Implies that the proof is supported by additional sources or evidence.
attestation to that
Indicates a formal declaration or testimony serving as proof.
testimony thereof
Suggests that the proof is based on a formal statement or account.
FAQs
What does "proof thereof" mean?
The phrase "proof thereof" refers to evidence or documentation that supports a claim or statement that has been made.
How can I use "proof thereof" in a sentence?
You can use "proof thereof" to indicate that something serves as evidence. For example: "The signed contract is "proof thereof"."
What can I say instead of "proof thereof"?
You can use alternatives like "evidence of that", "confirmation of it", or "validation of that" depending on the context.
Is it okay to use "proof thereof" in everyday conversation?
While grammatically correct, "proof thereof" is quite formal. It's generally better suited for legal documents or formal writing rather than casual conversation.
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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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested