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
and reasonably so
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "and reasonably so" is correct and usable in written English.
This phrase is often used to indicate that something is expected or understandable. For example, "She was feeling very overwhelmed, and reasonably so."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
and logically so
and quite so
and arguably so
and certainly so
and justifiably so
and reasonable so
and appropriately so
and legally so
and aptly so
justifiably so
and deservedly so
and sufficiently so
understandably so
and rightly so
and with good reason
and successfully so
and clearly so
and legitimately so
and fairly so
and moderately so
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
15 human-written examples
And reasonably so.
News & Media
Of course not, and reasonably so.
News & Media
NAME WITHHELD, NEW YORK You already use the sliding scale in both directions, and reasonably so.
News & Media
It is tempting to favor job title or seniority as criteria for distributing these goodies: rank has its privileges, and reasonably so in a meritocracy.
News & Media
Here was Lincoln acting churlish, and reasonably so, which is a welcome break from the saintly, patient Lincoln that you usually hear about.
News & Media
We must also accept that Scotland will seek independence once more: and reasonably so, given the importance of the EU to modern Scottish identity.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
45 human-written examples
Maths looks safe; and reading and writing reasonably so (although English has to share its "understanding" area with other languages).
News & Media
"And quite reasonably so, as it turned out".
News & Media
Ethics committees are likely, therefore, to reach differing conclusions, and maybe reasonably so.
Science
This appears to be a simpler interpretation of photosynthetic diversification than almost any others previously published, and one that is fully consistent with the evolution of the rest of the cell, and also reasonably so with most sequence trees, provided that they are correctly rooted.
Science
Also mooted, and far more reasonably so, were Alan Blinder, who holds a senior professorship at Princeton University (Mr Bernanke's alma mater), and Larry Summers, the mercurial director of President Obama's National Economic Council, who for a year and a half was Bill Clinton's treasury secretary.
News & Media
Expert writing Tips
Best practice
Use "and reasonably so" to explicitly signal that a previous statement or action is logical, understandable, or justified. This adds clarity and can strengthen your argument.
Common error
Avoid using "and reasonably so" too frequently, as it can make your writing sound repetitive. Vary your language by using synonyms like "understandably so" or "justifiably so" to maintain reader engagement.
Source & Trust
84%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
Conjunction and commentary. "And reasonably so" primarily functions as a conjunctive phrase adding an explanation or justification to a preceding statement. It serves to connect an observation with its logical or understandable consequence. Ludwig AI examples illustrate its usage in various contexts, all highlighting this explanatory role.
Frequent in
News & Media
65%
Science
20%
Encyclopedias
15%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "and reasonably so" is a useful conjunction to indicate that a statement or action is logical, understandable, or justifiable. As Ludwig AI confirms, it's grammatically correct and serves to provide rationale, validating a prior statement or action. It is categorized as a conjunction phrase with a neutral register, frequently appearing in news and media, science, and encyclopedia sources. While its meaning is clear, overuse can lead to redundancy, so varying your language with synonyms is recommended. By adding "and reasonably so", you strengthen your arguments and add clarity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
and appropriately so
Replaces "reasonably" with "appropriately", suggesting the action or feeling is suitable for the situation.
and understandably so
Emphasizes the ease with which the action or feeling can be understood.
and justifiably so
Highlights the fairness and rightness of the action or feeling.
and rightly so
Indicates that the action or feeling is correct and proper.
and deservedly so
Suggests that the action or feeling is earned or merited.
and logically so
Highlights that it follows as a natural consequence.
and naturally so
Indicates that there is nothing unexpected or unusual about the situation.
and legitimately so
Highlights the legal or authorized basis for the situation.
and for good reason
Emphasizes that there is a valid justification.
and with good reason
Similar to "for good reason", but slightly more emphatic.
FAQs
How can I use "and reasonably so" in a sentence?
Use "and reasonably so" to indicate that something is logical or understandable, often as a concluding remark to a statement. For example, "Given the circumstances, she felt anxious, "and reasonably so"."
What are some alternatives to "and reasonably so"?
You can use alternatives such as "understandably so", "justifiably so", or "appropriately so" to convey a similar meaning.
Is "and reasonably so" formal or informal?
"And reasonably so" is generally considered neutral in tone and can be used in both formal and informal contexts, although it appears more frequently in written communication.
What does "and reasonably so" imply?
It implies that there's a clear, logical reason or justification for the statement or action being discussed. It suggests that the reader should find the situation understandable or acceptable.
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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
4.3/5
Expert rating
Real-world application tested