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
prove deadly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "prove deadly" is correct and usable in written English.
It can be used in contexts where you want to indicate that something has the potential to cause death or serious harm. Example: "The new strain of the virus could prove deadly if not contained quickly."
✓ Grammatically correct
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
37 human-written examples
All can prove deadly.
News & Media
That may prove deadly.
News & Media
This difference of perception would prove deadly.
News & Media
And even tiny traces may prove deadly to some people, like a 94-year-old.
News & Media
Will these toxins in the bloodstream prove deadly or amenable to treatment?
News & Media
In combination with a narrow ledge and a fall off a steep cliff, this can prove deadly.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
18 human-written examples
For some the flooding proved deadly.
News & Media
Even so, the project proved deadly.
News & Media
The combination of damp and cold proved deadly.
News & Media
This sudden slackening of dramatic tension is proving deadly.
News & Media
The fractures proved deadly in two-thirds of the cases.
News & Media
Expert writing Tips
Best practice
When using "prove deadly", ensure the context clearly establishes the potential for death or severe harm. Avoid using it in trivial situations.
Common error
Avoid using "prove deadly" in situations where the consequences are not life-threatening. Overusing the phrase can diminish its impact.
Source & Trust
92%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "prove deadly" functions as a predicate adjective phrase, modifying a noun or pronoun by describing its potential to cause death. Ludwig AI indicates that the phrase is grammatically correct and usable in written English.
Frequent in
News & Media
85%
Science
8%
Formal & Business
7%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "prove deadly" is a common and grammatically sound expression used to describe something with the potential to cause death or severe harm. According to Ludwig AI, the phrase is correct and frequently used. It is most often found in news and media contexts, where it serves to warn of potential dangers or highlight the severity of certain situations. While alternatives such as "turn out fatal" or "become lethal" exist, "prove deadly" maintains a distinct emphasis on the process or demonstration of lethality. Therefore, writers should use the expression with caution, considering the context and ensuring that the situation warrants such a grave description.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
turn out fatal
Focuses on the outcome being fatal, shifting from the process of proving to the end result.
become lethal
Emphasizes the inherent lethal quality that something develops over time.
result in death
Directly states the outcome as death, removing the element of proving or becoming.
have fatal consequences
Highlights the consequences as being fatal, focusing on the impact.
end in tragedy
Indicates a tragic outcome, which may or may not involve death.
lead to mortality
Formal and scientific, focusing on the biological outcome of mortality.
prove catastrophic
Describes the outcome as disastrous, broader than just death.
become destructive
Highlights the destructive nature, which may not necessarily lead to death.
have dire repercussions
Emphasizes the serious and negative repercussions, without specifically mentioning death.
spell doom
More metaphorical and dramatic, suggesting an impending negative outcome.
FAQs
How can I use "prove deadly" in a sentence?
You can use "prove deadly" to describe situations, substances, or actions that have the potential to cause death. For example, "The combination of the two drugs could "turn out fatal"".
What can I say instead of "prove deadly"?
Alternatives to "prove deadly" include "become lethal", "result in death", or "have fatal consequences", depending on the specific nuance you want to convey.
Which is correct, "prove deadly" or "proves deadly"?
"Prove deadly" is generally used in hypothetical or future scenarios, while "proves deadly" is used when describing something that is currently demonstrating its deadly nature. For example, "The mistake could "prove deadly"", versus "The virus "proves deadly"".
What's the difference between "prove deadly" and "prove fatal"?
While both phrases indicate a potentially lethal outcome, "prove deadly" can sometimes suggest a more active or demonstrative process leading to death, while "prove fatal" simply indicates that the outcome was deadly. They are largely interchangeable.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
92%
Authority and reliability
4.5/5
Expert rating
Real-world application tested