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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
has good reason
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has good reason" is correct and usable in written English.
It can be used when justifying or explaining a decision, action, or belief based on logical or valid grounds. Example: "She has good reason to believe that the project will succeed, given the extensive research and planning that has been done."
✓ Grammatically correct
News & Media
Formal & Business
Alternative expressions(6)
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
57 human-written examples
She has good reason.
News & Media
He has good reason.
News & Media
He has good reason to be nervous.
News & Media
She has good reason to be sensitive.
News & Media
It has good reason to worry.
News & Media
He has good reason to fret.
News & Media
He has good reason to be proud.
News & Media
He has good reason not to.
News & Media
Mariatu has good reason to be afraid.
News & Media
She has good reason for the accusation.
News & Media
Dugassa has good reason to be proud.
News & Media
Expert writing Tips
Best practice
When employing "has good reason" in your writing, consider varying your phrasing with alternatives like "is justified in" or "has a legitimate basis" to maintain reader engagement.
Common error
Avoid using "has good reason" without providing specifics. The phrase loses its impact if the actual reason isn't clearly articulated or is left ambiguous.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has good reason" functions as a justification or explanation for a particular action, feeling, or belief. It asserts that there are valid grounds supporting the subject's position or behavior. Ludwig AI confirms this through numerous examples.
Frequent in
News & Media
93%
Formal & Business
5%
Science
2%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "has good reason" is a versatile phrase used to justify or explain an action, belief, or feeling. Ludwig AI analysis reveals that it is grammatically correct and frequently used across various contexts, particularly in news and media. While generally neutral in register, its effectiveness depends on the clarity and strength of the supporting reasons provided. Alternatives such as "is justified in" or "has a valid justification" can offer variety, but the core meaning remains consistent: there is a compelling basis for the subject's actions or beliefs. The Ludwig AI confirms that the phrase is commonly used.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has grounds to
Similar in meaning, but implies a more formal or legalistic basis for the reason.
has a valid justification
Replaces "reason" with the more formal term "justification", emphasizing the legitimacy of the reason.
has a legitimate basis
Emphasizes the legal or ethical foundation for the reason.
possesses a rationale
Uses more formal language to indicate the existence of a logical explanation.
is justified in
Replaces "has good reason" with a direct assertion of justification for an action or feeling.
has sufficient cause
Highlights that there is enough evidence or justification to support a particular action or feeling.
is warranted
Uses a more concise and formal way to state that something is justified or necessary.
is entitled to
Shifts the focus to the right or entitlement one has to feel or act a certain way.
has a right to
Emphasizes the individual's entitlement or permission to hold a specific belief or take a particular action.
is understandable
Focuses on the comprehensibility and logical nature of the reason.
FAQs
How can I use "has good reason" in a sentence?
You can use "has good reason" to justify an action or belief. For example, "She "has good reason" to be cautious after the previous incident."
What are some alternatives to "has good reason"?
Alternatives include "is justified in", "has a valid justification", or "has grounds to", depending on the specific context.
Is it grammatically correct to say "have good reason" instead of "has good reason"?
Yes, but the correct form depends on the subject. Use "have good reason" with plural subjects (e.g., "They have good reason to be concerned"), and "has good reason" with singular subjects (e.g., "She has good reason to be concerned").
What's the difference between "has good reason" and "has a good reason"?
"Has good reason" generally implies a significant or compelling justification. "Has a good reason" can be used similarly, but it can also refer to simply having any valid explanation, even if it's not particularly strong.
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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