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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
they are big
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "they are big" is correct and usable in written English.
You can use it to describe the size of objects, animals, or people in a straightforward manner. Example: "The elephants at the zoo are impressive; they are big and majestic creatures."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(4)
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
60 human-written examples
They are big organisations.
News & Media
They are big personalities.
News & Media
And they are big.
News & Media
And they are big markets.
News & Media
Yes, they are big.
News & Media
They are big institutions.
News & Media
But to farmers they are big.
News & Media
That's why they are big clubs".
News & Media
They are big and physical up front.
News & Media
Also, they are big business.
News & Media
"They are big," he whispered.
News & Media
Expert writing Tips
Best practice
Use "they are big" to clearly and directly describe the size or significance of something. Ensure the context provides enough information about what "they" refers to.
Common error
Avoid using "they are big" in overly formal writing where more precise or sophisticated vocabulary would be more appropriate. Consider alternatives like "substantial", "significant", or "considerable" depending on the intended meaning.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they are big" primarily functions as a descriptive phrase, attributing the quality of being large, significant, or important to a subject. Ludwig AI confirms the phrase's usability.
Frequent in
News & Media
50%
Science
25%
Wiki
15%
Less common in
Formal & Business
5%
Reference
3%
Academia
2%
Ludwig's WRAP-UP
The phrase "they are big" is a common and grammatically correct way to describe the size, scale, or importance of something, as validated by Ludwig AI. While frequently used in neutral contexts like news and media, it might be perceived as too informal for academic or scientific writing, where more precise synonyms like "substantial" or "significant" are preferable. The wide range of examples that Ludwig provides highlight the phrase's versatility and broad applicability in everyday language. When choosing between "they are big" and alternatives such as "they are large", consider the formality of the context and the specific nuance you wish to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
they are large
Uses a synonym for "big" to maintain a similar meaning but with a slightly more formal tone.
they are huge
Emphasizes a greater degree of size compared to "big".
they are enormous
Similar to "huge", but often implies a more overwhelming or impressive size.
they are sizable
A more formal synonym for "big", indicating a noteworthy size.
they are massive
Suggests a great size and weight, often used for physical objects.
they are substantial
Focuses on the significant amount or size, often used in a more formal context.
they are immense
Implies a vast or enormous size, adding a sense of grandeur.
they are of great magnitude
A formal way to express that something is very large or important.
they are considerable
Highlights the importance or significance of something, rather than just physical size.
they are significant
Shifts the focus to the importance or impact, rather than just size.
FAQs
How can I use "they are big" in a sentence?
You can use "they are big" to describe the size, scale, or importance of something. For example, "The portions at that restaurant are huge; "they are big"".
What's the difference between "they are big" and "they are large"?
"They are big" and "they are large" are often interchangeable. "Large" may be perceived as slightly more formal, but the difference is minimal.
What are some alternatives to "they are big"?
Depending on the context, you could use alternatives like "they are huge", "they are substantial", or "they are significant".
Is it appropriate to use "they are big" in formal writing?
While grammatically correct, "they are big" might sound too informal in certain formal contexts. Consider using more sophisticated vocabulary like "substantial" or "considerable" instead.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested