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
a unique difficulty
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a unique difficulty" is correct and usable in written English.
It can be used to describe a specific challenge that is distinct or one-of-a-kind in nature. Example: "The project presented a unique difficulty that required innovative solutions from the team."
✓ Grammatically correct
News & Media
Science
Academia
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
4 human-written examples
"He is a rebel who faced a unique difficulty working in a place that was seen as marginal and was not supposed to produce literature".
News & Media
In this case, we have a unique difficulty, one of cultural representation.
News & Media
The coexistence of children representing opposite sides of the energy balance equation presents a unique difficulty for public health policy and interventions in Mauritius.
Science
The intractable nature of the fear response to trauma reminders in PTSD is often cited as a hallmark of the disorder, involving a unique difficulty for PTSD sufferers to habituate, or adapt to, such reminders.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
So he has come up with this: "The link between procreation and marriage itself reflects a unique social difficulty with opposite-sex couples that is not present with same-sex couples namely, the undeniable and distinct tendency of opposite-sex relationships to produce unplanned and unintended pregnancies".
News & Media
So he has come up with this: "The link between procreation and marriage itself reflects a unique social difficulty with opposite-sex couples that is not present with same-sex couples — namely, the undeniable and distinct tendency of opposite-sex relationships to produce unplanned and unintended pregnancies".
News & Media
Remark on constant K (salary) If K is a function of time t, K = K ( t ), the unique difficulty is the proof of (5.3).
The game's unofficial slogan, recited on message boards, is "Losing is fun!" Dwarf Fortress's unique difficulty begins with its most striking feature: The way it looks.
News & Media
With three different weapons of different blast radii and three unique difficulty levels that incorporate variable wind speeds, the users can test their abilities as the most accurately firing tank. We wanted to recreate this game to allow players to relive childhood memories.
Academia
Of course the unique difficulty of motivating efforts to cut CO2 is that that the impact of any action not only lies decades ahead, but is also globally diffused and brings no special benefit to the actor.
News & Media
Iranian women with PCOS are likely to face a number of unique difficulties given particular societal and cultural norms for women.
Science
Expert writing Tips
Best practice
Use "a unique difficulty" to introduce a problem that requires an innovative or tailored solution, emphasizing that standard approaches may not be sufficient.
Common error
Avoid using "a unique difficulty" when the problem is simply challenging but not truly distinct. Overusing the term can dilute its impact and credibility. Ensure the difficulty genuinely stands out from common issues.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a unique difficulty" functions as a noun phrase, typically serving as the object or subject complement in a sentence. It identifies a specific problem that stands apart from others due to its particular characteristics. Ludwig's examples highlight its use in various contexts, underscoring its role in describing unusual challenges.
Frequent in
News & Media
30%
Science
30%
Academia
20%
Less common in
Encyclopedias
10%
Formal & Business
5%
Social Media
5%
Ludwig's WRAP-UP
In summary, "a unique difficulty" is a grammatically correct noun phrase used to describe a specific challenge that differs notably from typical problems. As evidenced by Ludwig, this phrase appears across diverse sources including news, scientific, and academic publications, indicating its versatility in formal and neutral registers. While it isn't as common as simpler phrases, its precise use emphasizes the distinctive nature of a given problem. The phrase is best employed when the difficulty genuinely requires an individualized approach or innovative solution. As Ludwig AI highlights, using alternatives such as "a singular challenge" or "a particular problem" can provide subtle differences in emphasis, allowing for more nuanced communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a singular challenge
Emphasizes the distinct and individual nature of the challenge, focusing on its one-of-a-kind aspect.
a particular problem
Highlights the specific and distinct nature of the problem being addressed.
an exceptional hurdle
Stresses the unusual and significant nature of the obstacle.
a distinctive challenge
Focuses on the characteristic and easily recognizable nature of the challenge.
an unprecedented obstacle
Emphasizes that the obstacle has never occurred or been dealt with before.
an atypical complication
Highlights the deviation from the norm in terms of the problem's complexity.
a rare impediment
Underlines how infrequently this particular difficulty arises.
a novel predicament
Focuses on the new or original aspects of the problematic situation.
a special complexity
Underscores that the difficulty involves a complex situation.
an isolated struggle
Highlights the fact that this difficult situation is unusual or not shared.
FAQs
How can I use "a unique difficulty" in a sentence?
You can use "a unique difficulty" to describe a challenge that is distinct and requires a specific approach. For instance, "The project presented a unique difficulty in data integration."
What are some alternatives to "a unique difficulty"?
Alternatives include "a singular challenge", "a particular problem", or "an exceptional hurdle", depending on the specific nuance you wish to convey.
Is it redundant to say "very unique difficulty"?
Yes, using "very" with "unique" is redundant. "Unique" already means one-of-a-kind, so "a unique difficulty" is sufficient.
What's the difference between "a unique difficulty" and "a common difficulty"?
"A unique difficulty" refers to a problem that is distinct and rare, while "a common difficulty" is a widespread and frequently encountered issue.
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
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested