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
be the main
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be the main" is not correct and lacks clarity in written English.
It may be intended to convey the idea of being the primary or most important element in a context, but it needs additional context to be meaningful. Example: "In this project, we want to ensure that you will be the main contributor to the final report."
⚠ May contain grammatical issues
News & Media
Academia
Sports
Food
Alternative expressions(7)
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
Opacity will be the main result.
News & Media
Who would be the main beneficiaries?
News & Media
Could advertising be the main issue?
News & Media
Nor can demography be the main cause.
News & Media
That may be the main battleground.
News & Media
Government spending will be the main driver.
News & Media
Water stress may be the main culprit.
Academia
This would be the main issue.
News & Media
So, Annika might be the main murderer.
News & Media
It would be the main course.
News & Media
Their needs should be the main concern.
News & Media
Expert writing Tips
Best practice
Be mindful that while common, the expression "be the main" is not considered grammatically correct. Rephrasing your sentences can result in writing with higher clarity.
Common error
Avoid relying solely on "be the main" due to its grammatical ambiguity. Explore alternatives like "be the primary" or "be the central" for more accurate and grammatically sound writing.
Source & Trust
84%
Authority and reliability
3.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be the main" functions to identify the most important, primary, or central aspect of something. Ludwig AI, however, marks this phrase as grammatically incorrect. Examples show its widespread usage despite the grammatical concerns.
Frequent in
News & Media
73%
Academia
12%
Sports
7%
Less common in
Formal & Business
3%
Science
3%
Food
2%
Ludwig's WRAP-UP
In summary, while the phrase "be the main" is commonly used across various contexts, including news, academia, and sports, it is considered grammatically incorrect by Ludwig AI. Its purpose is to emphasize the significance of a particular element. For more formal or precise writing, alternatives such as "be the primary", "be the principal", or "be the central" are recommended. Understanding these nuances ensures clearer and more grammatically sound communication. The high frequency of this phrase in authoritative sources suggests its widespread acceptance despite grammatical concerns, highlighting the importance of context and audience in language use.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
be the primary
Replaces "main" with "primary", emphasizing fundamental importance.
be the principal
Substitutes "main" with "principal", highlighting the chief or foremost aspect.
be the foremost
Replaces "main" with "foremost", indicating the leading position.
be the central
Changes "main" to "central", focusing on the core or essential element.
be the key
Uses "key" instead of "main", suggesting the crucial or vital aspect.
be the dominant
Substitutes "main" with "dominant", stressing the prevailing influence.
be the leading
Replaces "main" with "leading", indicating the foremost or guiding position.
be the major
Changes "main" to "major", highlighting the greater or more significant aspect.
be the most important
Replaces "main" with "most important", directly stating the highest significance.
be the chief
Uses "chief" instead of "main", suggesting the principal or head role.
FAQs
What phrases can replace "be the main" to indicate primary importance?
Alternatives include "be the primary", "be the principal", or "be the key", depending on the specific context.
Is "be the main" considered grammatically correct in formal writing?
While frequently used, "be the main" may lack grammatical precision in formal writing. Consider using more precise alternatives like "be the central" or "be the most important".
How can I rephrase a sentence using "be the main" for clarity?
Instead of saying "That will be the main focus", try "That will be the primary focus" or "That will be the central point" for improved grammatical correctness and clarity.
What's the difference between "be the main" and "be the principal"?
"Be the main" is a more general expression, while "be the principal" suggests the chief or foremost element, often implying a more formal or official context.
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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
84%
Authority and reliability
3.2/5
Expert rating
Real-world application tested