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
but not so
Grammar usage guide and real-world examplesUSAGE SUMMARY
"but not so" is correct and usable in written English.
It is typically used to show contrast between two ideas or thoughts. For example: "I used to think that traveling was expensive, but not so with some of the budget airlines these days."
✓ Grammatically correct
News & Media
Academia
Alternative expressions(20)
but not just
but not completely
that's no longer the situation
but not quite
quite the opposite
but not otherwise
but not here
but not overly
that is incorrect
things have changed
but not away
but not even
but not simply
but not again
but not then
but not absolutely
but not anymore
but not enough
but not separately
but no longer
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 not so.
News & Media
But not so domestically.
News & Media
But not so here.
News & Media
"But not so much".
News & Media
But not so fast.
News & Media
But not so quick!
Academia
But not so with Hazaras.
News & Media
But not so much east.
News & Media
But not so in 2012.
News & Media
Yes, but not so blatantly.
News & Media
But not so in Canada.
News & Media
Expert writing Tips
Best practice
Use "but not so" to introduce a contrasting fact or situation that corrects a previous assumption. It's effective for creating a sense of surprise or correction.
Common error
While acceptable in most writing, avoid overusing "but not so" in highly formal documents. More sophisticated transitional phrases might be more appropriate.
Source & Trust
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "but not so" functions as a transitional phrase introducing a contrast or contradiction to a preceding statement. It serves to correct a misconception or present an opposing viewpoint. Ludwig AI confirms its usability in written English.
Frequent in
News & Media
75%
Academia
15%
Formal & Business
5%
Less common in
Science
3%
Wiki
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "but not so" is a versatile phrase used to introduce a contrasting element that often corrects or modifies a previous statement. Ludwig AI validates its grammatical correctness and common usage across various contexts, particularly in news and media. While generally acceptable, it's important to consider the level of formality required by the writing context and to avoid overuse. The phrase offers a straightforward way to redirect the reader or listener to a different perspective. Alternatives like "however, that's not the case" or "on the contrary" can provide a more formal tone when needed.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that is incorrect
A straightforward and direct way to state that something is wrong.
on the contrary
A more formal and emphatic way to express the opposite.
quite the opposite
Similar to "on the contrary", but perhaps slightly less formal.
however, that's not the case
This alternative provides a slightly more formal way to contradict a previous statement.
that's not exactly true
Similar to the previous option, this also offers a milder form of contradiction.
that's not quite right
This phrase is less direct and can soften the disagreement.
that's not how it is
This alternative emphasizes a difference in the actual state of affairs.
it's not like that
This is a more casual way to express disagreement or correction.
actually, no
A simple and direct way to express disagreement.
not at all
This phrase strongly denies or contradicts a previous statement.
FAQs
How can I use "but not so" in a sentence?
Use "but not so" to introduce a contrasting element that corrects a previous statement. For example, "I thought it would rain, "but not so". The sun is shining."
What phrases are similar to "but not so"?
Alternatives include "however, that's not the case", "on the contrary", or "that's not quite right". Each carries a slightly different tone and level of formality.
Is "but not so" appropriate for formal writing?
While generally acceptable, "but not so" might be too informal for certain formal contexts. Consider using phrases like "however" or "on the contrary" for a more professional tone.
What's the difference between "but not so" and "but not quite"?
"But not so" typically introduces a complete contradiction, while "but not quite" suggests something is close but not entirely accurate or complete. For example, "He finished the race, "but not so" quickly" versus "He finished the race, "but not quite" in first place".
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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
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested