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
are closely intertwined
Grammar usage guide and real-world examplesUSAGE SUMMARY
'are closely intertwined' is correct and usable in written English.
You can use this phrase when referring to two separate but connected concepts or ideas. For example, "The history of France and England are closely intertwined, due to centuries of alliances, conquests, and wars."
✓ Grammatically correct
News & Media
Science
Academia
Formal & Business
Alternative expressions(20)
are closely connected
are closely linked
are closely related
are closely associated
are intimately connected
are inextricably linked
are deeply interconnected
are mutually dependent
are interwoven
are interconnected
are closely affiliated
are closely bonded
are deeply intertwined
are extensively intertwined
are fully intertwined
are strongly intertwined
are closely knit
are closely aligned
are closely interwoven
are closely correlated
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
The two are closely intertwined.
News & Media
Medicaid and maternity care are closely intertwined.
News & Media
Energy and development are closely intertwined.
Science
In sales, greed and self-respect are closely intertwined.
News & Media
However, the Russian and Syrian militaries are closely intertwined.
News & Media
In Mkutani, water and education are closely intertwined.
Academia
In the novel, it becomes clear that Horne's political and business ambitions are closely intertwined.
News & Media
Although Eni stresses that Saipem is independently managed, the two companies are closely intertwined.
News & Media
All of these are closely intertwined with the science of earthquake seismology.
Science
These systems are closely intertwined with each other and with human strategists to create an integrated, well-oiled machine.
News & Media
We encourage students to take classes in all three concentration subfields, since in practice they are closely intertwined.
Expert writing Tips
Best practice
When using "are closely intertwined", ensure that the relationship you're describing is not merely correlated but genuinely interdependent or deeply connected. It indicates a relationship where changes in one element significantly affect the other.
Common error
Avoid using "are closely intertwined" when the relationship between two elements is weak or superficial. Using a less emphatic phrase may be more appropriate if the connection is merely coincidental or loosely related.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are closely intertwined" functions as a linking verb phrase, indicating a strong connection or interdependence between two or more subjects. Ludwig examples showcase its use in various contexts to highlight significant relationships.
Frequent in
News & Media
40%
Science
35%
Academia
15%
Less common in
Formal & Business
8%
Encyclopedias
1%
Wiki
1%
Ludwig's WRAP-UP
In summary, the phrase "are closely intertwined" is a grammatically sound and frequently used expression to describe a strong, often inseparable relationship between two or more entities. Ludwig AI confirms its correctness and usability in diverse contexts, particularly in news, scientific, and academic writing. The phrase emphasizes mutual influence and interdependence, making it suitable for highlighting significant relationships where one element profoundly affects the other. Remember to reserve it for genuine connections and avoid overstating weaker associations. Several alternative phrases, such as "are closely connected" and "are closely linked", offer similar meanings with slight variations in emphasis, allowing for nuanced expression.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
are closely connected
Focuses on the link or association between elements, emphasizing the idea of being joined or related.
are closely linked
Highlights the direct connection or relationship, suggesting a dependency between the elements.
are closely related
Emphasizes a shared origin or characteristic, showing a kinship or commonality.
are closely associated
Stresses the common occurrence or presence together, indicating a correlation or connection.
are intimately connected
Highlights a deep, personal or essential connection between the entities.
are inextricably linked
Implies that the connection is so strong that separation is impossible.
are deeply interconnected
Highlights a systemic relationship where changes in one aspect impact others profoundly.
are mutually dependent
Emphasizes the reciprocal relationship where each element relies on the other.
are interwoven
Suggests an intricate combination or blending of elements that creates a complex whole.
are interconnected
Focuses on the mutual connections and reciprocal influences within a system or network.
FAQs
How can I use "are closely intertwined" in a sentence?
Use "are closely intertwined" to describe concepts or entities with a strong, often inseparable connection. For instance, "The economy and the environment are closely intertwined" signifies that economic activities significantly impact environmental conditions, and vice versa.
What phrases can I use instead of "are closely intertwined"?
Alternatives include "are closely connected", "are closely linked", or "are closely related", depending on the specific nuance you wish to convey.
Is it correct to say "is closely intertwined" instead of "are closely intertwined"?
No, "is closely intertwined" is for singular subjects, while "are closely intertwined" is for plural subjects. For example, "The fate of the two characters is closely intertwined" (singular) versus "The fates of the two characters are closely intertwined" (plural).
What's the difference between "are closely intertwined" and "are closely related"?
"Are closely intertwined" emphasizes a deep, often complex interdependence, while "are closely related" suggests a shared origin or common characteristic. Intertwined implies a mutual influence, whereas related indicates a shared ancestry or category.
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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested