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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
a deep challenge
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a deep challenge" is correct and usable in written English.
It can be used to describe a significant or profound difficulty that requires considerable effort to overcome. Example: "The project presented a deep challenge that tested the team's skills and resilience."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
a significant challenge
a significant hurdle
a substantial difficulty
a considerable undertaking
a complex problem
a tough situation
a formidable task
a complicated matter
a serious challenge
a great challenge
a severe challenge
a strong challenge
a deeper challenge
a deep impression
a deep memory
a deep team
a deep recession
a deep person
a deep thinker
a deep question
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
11 human-written examples
It constitutes a deep challenge to democracy as we know it.
News & Media
Sue Akers, a deputy assistant commissioner who is leading both police inquiries, said the department faced a deep challenge to repair its reputation.
News & Media
He also said the changing global economic situation presented "a deep challenge to the social democratic and socialist tradition of which Labour, new or old, has always been a part".
News & Media
Only when one holds a copy of the Baret in one's hands does one appreciate how oceanic this effort was: printed mostly in close-set Gothic type, the book is very difficult to read today, and its endless columns of words, with the innumerable annotations that surround them, provide a deep challenge to ordering.
News & Media
This response, however, still leaves open the possibility of a deep challenge to liberal foundations.
Science
Design of stable software architectures has increasingly been a deep challenge to software developers due to the high volatility of their concerns and respective design decisions.
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
But Mr. Obama's appearance presented a deeper challenge, reflecting the tenor of his times.
News & Media
Beyond the symbolism of the jersey choice, however, lies a deeper challenge for this team.
News & Media
But Cuno fears that universal museums in the west face a deeper challenge from nationalists around the world.
News & Media
But with similar tales of infiltration emerging from Bradford and Manchester, the case throws up a deeper challenge for multicultural schooling, inner-city attainment and community cohesion.
News & Media
Or you might — a deeper challenge — presuppose the existence of an essential temperamental and creative schism between two giants upon learning that "tranquil" and its variants ("tranquility," "tranquilizing," etc).
News & Media
Expert writing Tips
Best practice
Use "a deep challenge" when you want to convey that a task or situation requires significant effort, understanding, and resilience. It's particularly effective when addressing complex, multi-layered issues.
Common error
Avoid using "deep" excessively in writing. While "a deep challenge" is appropriate, consistently using "deep" before other nouns can make your writing sound repetitive and less impactful. Strive for varied vocabulary to enhance readability.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a deep challenge" functions as a noun phrase, typically serving as the subject or object of a sentence. It identifies a significant problem or undertaking that requires substantial effort and understanding. Ludwig AI confirms this as grammatically correct and usable.
Frequent in
News & Media
60%
Science
30%
Formal & Business
10%
Less common in
Wiki
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "a deep challenge" is a noun phrase that effectively conveys the presence of a substantial and complex difficulty. Ludwig AI confirms its grammatical correctness and usability across various contexts. Its usage is common in news, media, and scientific writing, reflecting its ability to describe multifaceted issues. When using this phrase, remember that it suggests a problem with underlying complexity, making it distinct from simpler alternatives like "a difficult task". For situations requiring a slightly different emphasis, consider using phrases like "a significant hurdle" or "a profound obstacle" to capture specific nuances.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a significant hurdle
Replaces "challenge" with "hurdle", emphasizing an obstacle that needs to be overcome.
a substantial difficulty
Substitutes "deep challenge" with "substantial difficulty", highlighting the degree of trouble encountered.
a profound obstacle
Uses "profound obstacle", which implies a deeply significant barrier.
a considerable undertaking
Replaces the idea of difficulty with the concept of a task requiring significant effort and resources.
a complex problem
Focuses on the intricate nature of the issue, suggesting it requires careful analysis and understanding.
a tough situation
Presents the challenge as a demanding or adverse circumstance.
a serious test
Highlights the evaluative aspect of the challenge, suggesting it will reveal capabilities or limitations.
a formidable task
Emphasizes the intimidating nature of the challenge, implying it is difficult to overcome.
a major tribulation
Indicates the challenge is a cause of great suffering or distress.
a complicated matter
Focuses on the intricate and involved nature of the challenge.
FAQs
How can I use "a deep challenge" in a sentence?
You can use "a deep challenge" to describe a situation or task that requires significant effort and understanding. For example, "Reforming the healthcare system presents "a deep challenge" for policymakers."
What are some alternatives to saying "a deep challenge"?
Alternatives include "a significant hurdle", "a substantial difficulty", or "a profound obstacle". The best choice depends on the specific nuance you wish to convey.
Is it better to say "a deep challenge" or "a significant challenge"?
Both "a deep challenge" and "a significant challenge" are correct, but they have slightly different connotations. "Deep" suggests a more profound or complex issue, while "significant" simply indicates importance or consequence.
When is it appropriate to use "a deep challenge" instead of "a difficult task"?
"A deep challenge" is best used when the difficulty stems from complexity, underlying factors, or profound implications. "A difficult task" is a more general term for any demanding undertaking.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested