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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
are vast and complex
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are vast and complex" is correct and usable in written English.
It can be used to describe something that is extensive and intricate, often in contexts discussing systems, ideas, or phenomena. Example: "The challenges we face in climate change are vast and complex, requiring coordinated efforts from multiple sectors."
✓ Grammatically correct
Academia
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
7 human-written examples
Columbia's library holdings are vast and complex.
Academia
Global supply chains are vast and complex.
News & Media
The needs of his membership are vast and complex.
News & Media
The implications of climate change are vast and complex, but two things are clear.
News & Media
The problems arising from armed groups and lack of civil society in Congo are vast and complex.
News & Media
The factors contributing to this triumph of the everyday in literature are vast and complex: education, urbanisation, industrialisation, the apogee of the bourgeoisie, the decline of the church and so on.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
The topic of sustainability is vast and complex.
Academia
China's censorship apparatus is vast and complex.
News & Media
The Bronco operation is vast and complex, and involves nearly every aspect of the wine business.
News & Media
The problem facing scientists of the various armies was vast and complex.
News & Media
The cultural field linking the Middle Ages and the early modern period is vast and complex in every sense.
Encyclopedias
Expert writing Tips
Best practice
When describing abstract concepts or systems, use "are vast and complex" to convey both the extensive scope and intricate nature of the subject. For example, "The challenges of urban planning are vast and complex."
Common error
Avoid using "are vast and complex" when simpler language suffices. For instance, instead of saying "The project's details are vast and complex", opt for "The project has many details" if the level of intricacy isn't particularly significant.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are vast and complex" functions as a predicate adjective, describing the attributes of a subject. Ludwig AI confirms its grammatical correctness and usability in written English. It adds descriptive details to nouns or noun phrases, illustrating their extensive and intricate qualities.
Frequent in
News & Media
40%
Science
35%
Academia
25%
Less common in
Encyclopedias
0%
Wiki
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, "are vast and complex" is a versatile adjective phrase used to describe subjects that are both extensive in scope and intricate in detail. Ludwig AI confirms that it is grammatically correct and widely used across various contexts, notably in news and media, science, and academic writing. While offering a strong descriptor, it's important to ensure its use is appropriate for the level of detail required. Alternatives like "are extensive and intricate" or "are broad and complicated" can provide similar meaning with subtle differences. To fully grasp its usage, consider the authoritative sources such as The New York Times and The Guardian, ensuring your application maintains both clarity and accuracy.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
are extensive and intricate
Replaces "vast" with "extensive" and "complex" with "intricate", emphasizing detail and thoroughness.
are broad and complicated
Substitutes "vast" for "broad" and "complex" for "complicated", focusing on scope and difficulty.
are wide-ranging and multifaceted
Uses "wide-ranging" instead of "vast" and "multifaceted" instead of "complex", highlighting scope and many aspects.
are immense and complicated
Replaces "vast" with "immense", emphasizing size, and "complex" with "complicated", indicating difficulty.
are far-reaching and intricate
Employs "far-reaching" and "intricate" to convey broad impact and detailed structure.
are all-encompassing and multifaceted
Uses "all-encompassing" and "multifaceted" emphasizing inclusion and variety.
are substantial and elaborate
Replaces "vast" with "substantial" focusing on significance, and "complex" with "elaborate", indicating detailed development.
are large-scale and intricate
Uses "large-scale" emphasizing extent, and "intricate", indicating complexity of detail.
are comprehensive and profound
Replaces vast with comprehensive and complex with profound, to highlight the all-encompassing and deeply influential nature of something.
are significant and multifaceted
Uses significant to highlight the importance of the subject while maintaining complexity through multifaceted.
FAQs
How can I use "are vast and complex" in a sentence?
You can use "are vast and complex" to describe subjects with considerable scope and intricate details, such as "The implications of climate change "are vast and complex"".
What can I say instead of "are vast and complex"?
You can use alternatives like "are extensive and intricate", "are broad and complicated", or "are wide-ranging and multifaceted" depending on the specific context.
Is it redundant to use both "vast" and "complex" together?
While both words imply largeness and intricacy, "vast" emphasizes the extensive scope, while "complex" highlights the intricate details. Using them together reinforces both aspects, but ensure it fits the context appropriately.
Which is more appropriate, "are vast and complex" or "is vast and complex"?
"Are vast and complex" is used with plural subjects, while "is vast and complex" is used with singular subjects. For example, "The challenges are vast and complex," but "The problem is vast and complex."
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested