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 extensive list
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a extensive list" is not correct in English.
It should be "an extensive list." You can use the corrected phrase when referring to a list that is large or comprehensive in nature. Example: "The report includes an extensive list of resources for further reading."
⚠ May contain grammatical issues
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
2 human-written examples
Her profile would make for a cluttered LinkedIn page, with a extensive list of accolades and networks that Smith will be sure to draw on if she got the job at USAid.
News & Media
Homeless Advocate Diane Nilan has a extensive list of homelessness causes in her book "Crossing the Line: Taking steps to end homelessness".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
We refer to [7] for a recent review and an extensive list of references.
Sushi, though, is the thing, and for a neighborhood restaurant, Tsuki has an extensive list of fish.
News & Media
The school's website boasts housing an extensive list of animals in a variety of sizes.
News & Media
The app features a handful of "travel ideas," but lacks an extensive list of suggested itineraries.
News & Media
First, we present a brief historical overview here and provide an extensive list of references.
Science
Last year, China's National Tourism Administration published a special Guidebook to Civilised Tourism with an extensive list of dos and don'ts.
News & Media
There is also a box containing key references and then an extensive list of further references.
Science
Ms. Barrett, a Briton studying medicine in Miami, has compiled an extensive list of Web sites with Cup information.
News & Media
This is not an extensive list by any means, but merely a top five for your reference.
News & Media
Expert writing Tips
Best practice
Always use the correct article "an" before words that begin with a vowel sound, such as "extensive." Remember that it's "an extensive list", not "a extensive list".
Common error
Avoid using the article "a" before words that start with a vowel sound. This common mistake can easily be corrected by using "an" instead, ensuring proper grammar.
Source & Trust
84%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a extensive list" is intended to describe a noun, implying that it comprises numerous elements or details. However, the use of the article "a" before a word starting with a vowel sound is grammatically incorrect. Ludwig AI underlines that the correct form is "an extensive list".
Frequent in
News & Media
67%
Science
33%
Academia
0%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "a extensive list" is grammatically incorrect; the correct form is "an extensive list". While the intent is to describe something comprehensive, using the wrong article undermines its effectiveness. Ludwig AI emphasizes this grammatical error. When aiming to convey thoroughness, consider alternatives like "a comprehensive list" or "a detailed list". The phrase, even in its intended form, finds usage across various contexts but needs attention to be paid to ensure proper grammar in any writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
an extensive list
Corrects the grammatical error by using the correct article "an" instead of "a" before the vowel sound.
a comprehensive list
Replaces "extensive" with "comprehensive", indicating a thorough and complete enumeration.
a detailed list
Substitutes "extensive" with "detailed", emphasizing the level of information included.
a thorough list
Uses "thorough" instead of "extensive", suggesting a complete and careful listing.
a lengthy list
Replaces "extensive" with "lengthy", highlighting the list's size or duration.
an exhaustive list
Uses "exhaustive" indicating a complete and all-inclusive enumeration.
a long list
Simplifies the phrasing to "long", focusing on the quantity of items.
a wide-ranging list
Suggests the list covers a broad spectrum or variety of items.
a broad list
Uses "broad" to indicate a wide scope or range within the list.
a substantial list
Replaces "extensive" with "substantial", emphasizing the significant amount of content.
FAQs
What is the correct way to say "a extensive list"?
The correct phrase is "an extensive list". The article "an" should be used before words that begin with a vowel sound.
What are some alternatives to "an extensive list"?
Some alternatives include "a comprehensive list", "a detailed list", or "a thorough list".
How can I use "an extensive list" in a sentence?
You can use "an extensive list" like this: "The report includes an extensive list of resources for further reading."
What's the difference between "a long list" and "an extensive list"?
"An extensive list" implies not only that the list is long, but also that it is thorough and covers a wide range of items. "A long list" simply means that the list has many items.
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
84%
Authority and reliability
1.8/5
Expert rating
Real-world application tested