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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 difficult requirement
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a difficult requirement" is correct and usable in written English.
You can use it when describing a condition or expectation that is challenging to meet. Example: "The project has a difficult requirement that all team members must complete their tasks within a tight deadline."
✓ Grammatically correct
News & Media
Science
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
6 human-written examples
Now, instead of showing how the proposal will "contribute to enhancing parental/learner choice" - hardly a difficult requirement - applicants must merely "show they have taken account of the views of parents both in the school and in the community".
News & Media
Besides making butanol straight off, Dr. Mullin wanted a microbe that could do it in the open air — a difficult requirement since all the candidates were anaerobic when they worked as gut microbes.
News & Media
This constraint can be a difficult requirement to meet in practice.
This is usually a difficult requirement for most plants to confirm.
Previous work has indicated that matching microstrip probes to a sapphire resonator can be a difficult requirement.
When Microsoft gave gamers their first look at its next Xbox in May, many video game enthusiasts were upset that the system would need to be connected to the Internet once a day in order to work properly -- a difficult requirement for members of the military and those who live in rural areas.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Roughly speaking, edge covering (and in general non-colorless tasks) is more difficult that graph convergence, because of a seemingly innocuous, but surprisingly "difficult" requirement: the simplicial decision map δ is color-preserving.
Smith and Co. may indeed have created a passable sequel to "Skyfall," but they cheated, skipping the most important and difficult requirement of the project: a reference to the Bond movie's title, "Spectre," is nowhere to be found in the song's lyrics.
News & Media
Physicians say it is the most difficult requirement to form a judgment on. 1 Doubts about the presence of unbearable suffering are also the most frequently mentioned reason given by physicians for refusing a request or feeling reluctant to grant a request. 2 8 Anecdotal evidence shows that patients whose request for euthanasia is refused feel that the physician did not understand their suffering.
Science
Theirs are not the demands of vengeance, but the far more difficult requirement of healing and forgiveness and peace.
News & Media
These memo outlines, in essence, border a militarization plan that proposes inhumane triggers and prohibitively difficult requirements for legal work status.
News & Media
Expert writing Tips
Best practice
When using "a difficult requirement", ensure the context clearly explains why the requirement is challenging and what impact it has on the subject.
Common error
Avoid exaggerating the difficulty of the requirement. Use specific examples to illustrate the challenges rather than relying on hyperbole.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a difficult requirement" functions as a noun phrase, where 'difficult' modifies the noun 'requirement'. It describes the nature or quality of the requirement, indicating that it presents a challenge or obstacle. This is consistent with examples from Ludwig.
Frequent in
News & Media
33%
Science
50%
Wiki
8%
Less common in
Formal & Business
0%
Encyclopedias
8%
Social Media
0%
Ludwig's WRAP-UP
The phrase "a difficult requirement" is a grammatically sound and readily understandable expression used to denote a condition or expectation that presents a significant challenge. Ludwig's analysis of various sources confirms this, identifying its frequent use in both news and scientific contexts. The phrase isn't exceptionally common, but its usage is consistent and clear. Alternatives like "a challenging requirement" or "a tough requirement" can be used depending on the desired nuance. When employing this phrase, it's important to provide sufficient context to elucidate the nature and implications of the difficulty.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a challenging requirement
Replaces "difficult" with "challenging", emphasizing the stimulating nature of the requirement.
a tough requirement
Substitutes "difficult" with "tough", highlighting the demanding nature of the requirement.
a stringent requirement
Uses "stringent" instead of "difficult", focusing on the strictness of the requirement.
a demanding requirement
Replaces "difficult" with "demanding", stressing the effort needed to meet the requirement.
a complex requirement
Uses "complex" instead of "difficult", highlighting the intricate nature of the requirement.
an arduous requirement
Substitutes "difficult" with "arduous", emphasizing the laboriousness of the requirement.
a problematic requirement
Replaces "difficult" with "problematic", focusing on the issues associated with the requirement.
a tricky requirement
Uses "tricky" instead of "difficult", highlighting the skill needed to meet the requirement.
a rigorous requirement
Substitutes "difficult" with "rigorous", stressing the thoroughness of the requirement.
an onerous requirement
Replaces "difficult" with "onerous", focusing on the burden associated with the requirement.
FAQs
What does "a difficult requirement" mean?
The phrase "a difficult requirement" refers to a condition, specification, or expectation that presents a significant challenge to fulfill or achieve. It implies that meeting the requirement demands considerable effort, skill, or resources.
What can I say instead of "a difficult requirement"?
You can use alternatives like "a challenging requirement", "a tough requirement", or "a demanding requirement", depending on the specific nuance you want to convey.
How do I use "a difficult requirement" in a sentence?
You can use "a difficult requirement" to describe a specific aspect of a project, job, or situation that presents a significant hurdle. For example: "Meeting the deadline is a difficult requirement given the limited resources."
Is it better to say "a difficult requirement" or "a hard requirement"?
Both "difficult" and "hard" can be used, but "difficult" often implies a need for skill and problem-solving, while "hard" might suggest more effort or physical strength. In most contexts, they are interchangeable, but "difficult" might sound slightly more formal.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested