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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
reasonable subject
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "reasonable subject" is correct and usable in written English.
It can be used when discussing a topic or matter that is considered fair, sensible, or appropriate for consideration or discussion. Example: "In the debate about climate change, a reasonable subject to address is the impact of renewable energy sources."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(5)
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
(What we can do is, of course, a reasonable subject for debate).
News & Media
Just how to bring that about with as little pain as possible might be a reasonable subject of discussion for the presidential campaign.
News & Media
Voltaire felt so much for other people because he felt so much for himself; everything happened to him because he was the only reasonable subject of everything that happened.
News & Media
Computers and the Internet have vastly enhanced the speed with which printed sources can be searched titles of all the books in all the major Western libraries are online but the historian must know a great many descriptors to do a reasonable subject search.
Encyclopedias
Local authorities will still be able to set the charges they consider reasonable subject to certain limitations, or not charge at all.
News & Media
The reasonable subject setting of safety engineering has an effect on the culturing of safety talents which is related to the safe operation of our enterprises.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Such patients could be reasonable subjects for more intensive or tailored treatment, including immunomodulatory therapy (Pages et al, 2010).
Science
The individual winners and the winning school may be required to take part in promotional activity related to the Competition and the winners shall participate in such activity on the Promoter's reasonable request, subject (in the case of individual winners) to the approval of parents/legal guardians.
News & Media
Some other rules The individual winners and the winning and runner up schools may be required to take part in promotional activity related to the Competition and the winners shall participate in such activity on the Promoter's reasonable request, subject (in the case of individual winners) to the approval of parents/legal guardians.
News & Media
The central premise of the study – that where you live determines your sun exposure – while reasonable, is subject to many possible local exceptions, and no data are available that distinguish the solar exposure levels of those with cancer to those without cancer in a given location.
Science
While it is reasonable to subject a reform agenda to the 2008 test, this should be at most a side issue.
News & Media
Expert writing Tips
Best practice
When using "reasonable subject", ensure the context clearly defines what makes the subject reasonable. Provide specific criteria or rationale to support its appropriateness.
Common error
Avoid using "reasonable subject" without specifying the area of reasonability. Instead of saying, "This is a reasonable subject," clarify: "This is a reasonable subject for debate" or "This is a reasonable subject for scientific inquiry."
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "reasonable subject" functions as a noun phrase where the adjective "reasonable" modifies the noun "subject". It identifies a topic, person, or thing that is fair and sensible. According to Ludwig, this phrase is grammatically correct and usable in written English.
Frequent in
News & Media
43%
Science
43%
Encyclopedias
14%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "reasonable subject" is a grammatically sound and functional phrase used to denote a topic or individual that is appropriate or justifiable for consideration. As confirmed by Ludwig, it is applicable across various contexts, particularly in news, science, and encyclopedic content. While not extremely frequent, its usage is consistently accurate, emphasizing the importance of clarity and justification when presenting a subject. Remember to provide context or reasoning when employing this phrase to avoid vagueness.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
appropriate topic
Replaces 'subject' with 'topic' to emphasize the matter under discussion.
suitable subject
Replaces 'reasonable' with 'suitable' to highlight the appropriateness of the topic.
fitting topic
Emphasizes the aptness of the subject.
valid subject
Focuses on the legitimacy and justification of the subject.
justifiable topic
Highlights the defensibility and reasonableness of the topic choice.
sensible topic
Highlights the practical and logical aspects of the topic.
logical subject
Focuses on the coherence and rationality of the subject matter.
plausible topic
Suggests the subject is believable and likely.
defensible subject
Suggests the topic can be argued for or justified.
acceptable subject
Indicates that the subject is widely approved or tolerated.
FAQs
How can I use "reasonable subject" in a sentence?
You can use "reasonable subject" to describe a topic that is appropriate or sensible for discussion, debate, or analysis. For example: "The impact of social media on mental health is a "reasonable subject" for research."
What are some alternatives to "reasonable subject"?
Alternatives to "reasonable subject" include "appropriate topic", "suitable subject", or "valid subject" depending on the nuance you want to convey.
Is it correct to say "a subject that is reasonable" instead of "reasonable subject"?
Yes, both phrases are grammatically correct, but "reasonable subject" is more concise and commonly used. "A subject that is reasonable" might be preferred if you want to add emphasis or further description.
When is it appropriate to use the term "reasonable subject"?
Use "reasonable subject" when you want to indicate that a topic is worthy of consideration, discussion, or investigation based on certain criteria. It implies that the topic is logical, justifiable, or sensible within a given 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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested