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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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a borderline case

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "a borderline case" is correct and usable in written English.
It can be used to describe a situation or example that is on the edge of a particular category or classification, often indicating ambiguity or uncertainty. Example: "The patient's symptoms presented a borderline case, making it difficult for the doctors to determine a definitive diagnosis."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

"It's a borderline case," Ms. Itskovich said.

News & Media

The New York Times

This one could be considered a borderline case.

News & Media

The New York Times

"We discuss it whenever there's kind of a borderline case," he said.

News & Media

The New York Times

Which brings me finally to what seems to me to be a borderline case.

News & Media

The Guardian

"Providence" (1977, script by David Mercer) is a borderline case, depending on how you interpret the wolfman.

News & Media

The New York Times

The Canadian furniture maker and sculptor Gord Peteran, widely admired in craft circles, is a borderline case.

"If it's a borderline case, you're going to err on the side of caution," Judge Perdue said.

News & Media

The New York Times

Mental incapacity or intimidation would render any resignation invalid or, in a borderline case, suspect in a way that could create a crisis in the church.

News & Media

The New York Times

"Even though it doesn't automatically count towards your final degree grade, boards will look at a students' whole record, if they are a borderline case".

News & Media

The Guardian

"He became a borderline case, and I didn't like what I found on either side of the border," she wrote in her 1992 autobiography, "Curriculum Vitae".

News & Media

The New York Times

Ferdinandea, located 19 miles south of Sicily, thus well beyond the accepted Sicilian territorial waters of the time [9], was a borderline case in two respects.

News & Media

The New York Times
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Expert writing Tips

Best practice

When using "a borderline case", ensure the context clearly indicates the category or standard against which the case is being evaluated. This provides clarity and prevents ambiguity.

Common error

Avoid using "a borderline case" when a more precise descriptor is available. If the situation is leaning more towards one category, use that label with a qualifier (e.g., "almost X" instead of "a borderline X case").

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "a borderline case" functions as a noun phrase, often serving as a subject complement or object in a sentence. It identifies a situation, example, or instance that exists at the edge of a defined category. As Ludwig AI confirms, this phrase is grammatically correct and suitable for formal composition.

Expression frequency: Very common

Frequent in

News & Media

37%

Science

37%

Formal & Business

12%

Less common in

Encyclopedias

2%

Wiki

2%

Reference

0%

Ludwig's WRAP-UP

In summary, "a borderline case" is a grammatically sound and frequently used noun phrase that describes a situation existing on the edge of a defined category, often implying ambiguity or uncertainty. As Ludwig AI analysis has shown, its versatility makes it suitable for a wide range of contexts, from news and media to scientific and business communications. While alternatives like "a marginal case" or "a dubious case" can be used to add nuance, "a borderline case" remains a clear and effective way to express the idea of something existing at the edge of a classification. When using it, ensure that the context is well-defined to prevent potential misunderstandings.

FAQs

How can I use "a borderline case" in a sentence?

You can use "a borderline case" to describe something that barely meets the requirements of a category or is difficult to classify. For example, "His application was "a borderline case" for acceptance into the program."

What can I say instead of "a borderline case"?

You can use alternatives like "a marginal case", "a dubious case", or "an ambiguous case depending on the specific nuance you want to convey.

When is it appropriate to use "a borderline case"?

It's appropriate when you want to express that something is on the edge of a defined category, and there's some uncertainty or ambiguity about its classification. It is useful when something almost meets a certain set of requirements.

What's the difference between "a borderline case" and "an obvious case"?

"A borderline case" implies uncertainty and difficulty in classification, while "an obvious case" indicates clear and easy categorization. They represent opposite ends of a spectrum.

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: