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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
open challenge
Grammar usage guide and real-world examplesUSAGE SUMMARY
"open challenge" is a correct and usable phrase in written English.
You can use it in situations where someone is making a direct call for others to put their skills, abilities or knowledge to the test. For example, "I'm making an open challenge to anyone out there to come up with a better solution to this problem."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
59 human-written examples
The Sikh movement was an open challenge to Mughal royalty.
Encyclopedias
Yet Mr Okada shies from launching an open challenge.
News & Media
Even fewer make them dare to mount an open challenge to the government.
News & Media
Dolph Ziggler issued an open challenge to anyone in the back, to which Neville responded to.
News & Media
Seth Rollins open challenge Berating a hospital-bound Roman Reigns, Rollins called out any opponent.
News & Media
The former hesitated to make an open challenge, but the latter went into dissidence in 1860.
Encyclopedias
And that's the sort of nonsense that can kill an Open challenge.
News & Media
"The in-your-face way of operating, the open challenge to government".
News & Media
But some executives say Mr. Case has enough support to forestall an open challenge.
News & Media
The following day, the Review-Journal published an editorial that amounted to an open challenge to their new ownership.
News & Media
Kane challenged John Cena to his United States Championship following the leader of the Cenation's open challenge.
News & Media
Expert writing Tips
Best practice
Use "open challenge" to invite innovation and broad participation, but ensure that you have a mechanism to evaluate and recognize contributions fairly.
Common error
Avoid using "open challenge" without a clear framework, as this can lead to unfocused efforts and a lack of tangible results. Ensure participants know what success looks like.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "open challenge" primarily functions as a noun phrase, often used as the object of a verb, as seen in the Ludwig examples where it is issued, answered, or considered. Ludwig AI states that the phrase is usable in written English to make a direct call for others to use their skills.
Frequent in
News & Media
31%
Science
31%
Encyclopedias
5%
Less common in
Wiki
3%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "open challenge" is a widely used and grammatically correct phrase that serves to invite broad participation in solving a problem or competition. As Ludwig AI confirms, it is an effective way to call upon others to apply their skills and abilities. Analysis of various sources reveals its prevalence in news, science and encyclopedias, suggesting a neutral register. When employing this phrase, ensure the challenge's scope and objectives are clearly defined to foster focused and productive engagement.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
public dare
This alternative emphasizes the boldness and public nature of the challenge.
unrestricted competition
This phrase highlights the lack of limitations or restrictions in the challenge.
general invitation to compete
This emphasizes the inclusive nature and competitive aspect of the challenge.
public call to action
This alternative highlights the aspect of prompting a response from the public.
unfettered contest
This highlights the freedom and lack of constraints in the competition.
blanket invitation
Focuses on the comprehensive and unrestricted nature of the challenge.
universal appeal
This emphasizes the wide reach and invitation to a broad audience.
widely available opportunity
Highlights the accessibility and openness of the challenge.
accessible trial
This alternative denotes the openness and availability of the opportunity.
overt provocation
This alternative underscores the explicit and confrontational nature of the challenge.
FAQs
How can I use "open challenge" in a sentence?
You can use "open challenge" to invite anyone to compete or participate in solving a problem. For example: "The company issued an "open challenge" to the public to develop a new algorithm."
What's the difference between "open challenge" and "public competition"?
"Open challenge" implies a direct invitation for anyone to participate, whereas "public competition" is a more general term for any contest open to the public. An "open challenge" specifically seeks participation.
What are some alternatives to using the phrase "open challenge"?
Alternatives include "public dare", "unrestricted competition", or "general invitation to compete" depending on the context.
When is it appropriate to use the term "open challenge"?
It's appropriate when you're actively soliciting participation from a wide range of individuals or groups to address a specific task or problem, indicating that anyone is welcome to attempt it.
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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