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
important reason for
Grammar usage guide and real-world examplesUSAGE SUMMARY
"important reason for" is a correct and usable phrase in written English.
It is typically used to introduce a reason or explanation for something. Example: "The increase in crime rates is an important reason for implementing stricter laws and penalties."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(15)
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
But there's an important reason for that.
News & Media
An important reason for the gain is China's rapid growth.
News & Media
Another important reason for moving jobs abroad is lower wages.
News & Media
An important reason for its usage is Tritium breeding.
But the most important reason for buying secondhand is sustainability.
News & Media
"Another important reason for going the contract route was time.
News & Media
One important reason for the slippage has been quiescent boards.
News & Media
The NDI says migration is one important reason for duplication.
News & Media
That makes it another important reason for his popularity.
News & Media
Lithium inventory loss is the most important reason for capacity decay of commercial lithium ion batteries.
Science
Another important reason for doing this is that it will revitalise you.
News & Media
Expert writing Tips
Best practice
Follow "important reason for" with a clear and concise explanation to ensure the reader understands the significance of the reason.
Common error
Avoid using "important reason for" when a weaker phrase like "a reason for" would be more accurate. Overstating the importance can weaken your argument.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "important reason for" functions as a prepositional phrase that introduces a significant cause, motive, or justification. It typically precedes a noun or gerund, explaining the importance of a factor or event. Ludwig AI confirms its correct usage.
Frequent in
News & Media
53%
Science
33%
Formal & Business
10%
Less common in
Academia
3%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "important reason for" is a frequently used phrase to highlight a significant cause or justification. As confirmed by Ludwig AI, it is grammatically correct and widely used in diverse contexts, including news, science, and formal communications. The phrase is particularly useful for emphasizing the weight and relevance of a stated cause. To ensure effective communication, use it when presenting genuinely significant reasons and follow with clear explanations. While generally neutral to formal, avoid overstating the importance when a weaker phrase would be more appropriate.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
significant cause of
Focuses on the causal aspect, highlighting a noteworthy cause.
primary motive for
Emphasizes the main motivation behind an action or decision.
key factor in
Highlights the essential element contributing to a particular outcome.
major contributing factor to
Stresses a substantial element that adds to a specific result.
chief explanation for
Indicates the leading explanation clarifying a situation or event.
principal justification for
Highlights the primary defense or rationale for an action.
fundamental basis for
Emphasizes the underlying foundation or reason for something.
central rationale for
Identifies the core reasoning or logic behind a decision or belief.
critical determinant of
Highlights the decisive factor influencing a particular outcome.
substantial grounds for
Indicates significant and solid reasons supporting a decision or action.
FAQs
How can I use "important reason for" in a sentence?
You can use "important reason for" to introduce a significant cause or justification. For instance, "The high cost of living is an "important reason for" people moving to rural areas".
What are some alternatives to "important reason for"?
Alternatives include "significant cause of", "primary motive for", or "key factor in", depending on the specific context.
Is it grammatically correct to say "the most important reason for"?
Yes, "the most "important reason for"" is grammatically correct and used to emphasize the primary or leading cause.
What's the difference between "important reason for" and "good reason for"?
"Important "reason for"" suggests a significant and substantial cause, while "good reason for" implies a valid but potentially less critical justification. The choice depends on the degree of significance you want to convey.
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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested