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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
but is this
Grammar usage guide and real-world examplesUSAGE SUMMARY
"but is this" is a correct and usable phrase in written English.
You can use it when you want to check the veracity of something or to express doubt or confusion. For example, "I heard the exam was scheduled for tomorrow, but is this true?".
✓ Grammatically correct
News & Media
Science
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
60 human-written examples
But is this wise?
News & Media
But is this unusual?
News & Media
But is this creativity?
News & Media
But is this enough?
News & Media
But is this right?
News & Media
But is this item authentic?
News & Media
But is this really true?
News & Media
But is this really helpful?
News & Media
But is this tribute deserved?
News & Media
But is this meaningful opposition?
News & Media
But is this perception accurate?
News & Media
Expert writing Tips
Best practice
Use “but is this” to introduce a counterpoint or question the validity of a preceding statement. It's especially effective in argumentative writing and critical analysis.
Common error
Avoid using “but is this” in simple declarative sentences where a direct contradiction is more appropriate. Overuse can make your writing sound hesitant or unclear. Instead, use direct contrasting statements for clarity.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "but is this" functions as an interrogative conjunction, serving to introduce a question that challenges or contrasts with a previous statement. As Ludwig AI indicates, it's a valid way to express doubt or seek verification. The numerous examples show its effectiveness in initiating critical inquiry.
Frequent in
News & Media
66%
Science
25%
Formal & Business
5%
Less common in
Academia
2%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, “but is this” is a versatile phrase used to introduce questions or counterpoints, predominantly found in news, media, and scientific contexts. As Ludwig AI confirms, the phrase is grammatically correct and serves to prompt critical reflection. When writing, it's crucial to use it to challenge prior statements effectively, avoiding overuse in simple declarations. Alternatives like "however, is this" or "yet, is this" offer similar functions with nuanced tonal differences. Understanding these nuances can enhance the clarity and impact of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
However, is this
Replaces "but" with "however", maintaining a similar level of formality and questioning intent.
Yet, is this
Substitutes "but" with "yet", providing a slightly more literary or formal tone while retaining the core meaning.
Though, is this
Changes "but" to "though", resulting in a slightly less direct, more reflective tone.
Is this, however
Inverts the sentence structure and uses "however" to introduce the contrasting element, creating a slightly more formal nuance.
Is this the case, though
Adds "the case" to make the question more explicit, and uses "though" at the end for a softer challenge.
But might this be
Uses "might" to introduce more uncertainty and tentativeness to the question.
Then again, is this
Introduces a second thought or doubt using "then again", softening the directness of the challenge.
Alternatively, is this
Poses the question as a different perspective, suggesting another possibility to consider.
Conversely, is this
Uses "conversely" to indicate an opposite viewpoint, making the questioning more emphatic.
On the other hand, is this
Presents the question as another side of the issue using "on the other hand", framing it as a balanced inquiry.
FAQs
How can I use "but is this" in a sentence?
You can use "but is this" to question a statement, introduce doubt, or explore an alternative perspective. For example, "The data suggests improvement, but is this /s/improvement sustainable?".
What is a more formal alternative to "but is this"?
For a more formal tone, consider using alternatives such as "however, is this /s/however+is" or "yet, is this /s/yet+is" to introduce your questioning point.
Is "but is this" grammatically correct?
Yes, "but is this" is grammatically correct when used to introduce a question or counterpoint. Ludwig AI confirms its validity and provides numerous examples of its use.
When should I avoid using "but is this"?
Avoid using "but is this" in contexts where a direct contradiction or statement is more appropriate. In such cases, a simple contrasting statement may be more effective.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested