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 since
Grammar usage guide and real-world examplesUSAGE SUMMARY
"but since" is a valid phrase in written English.
It is often used to draw a comparison between two things. For example: "I used to stay up late, but since I became a parent, I go to bed early".
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(19)
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, since then, nothing.
News & Media
But since Yahoo!
News & Media
But since the I.R.S.
News & Media
But since Cixi?
News & Media
But since joining the "S.N.L".
News & Media
But since then, a flattening.
News & Media
But since then they have flowered.
News & Media
But since then the situation has deteriorated.
News & Media
But since then support has been waning.
News & Media
But since the 1970s, that's changed".
News & Media
But since when is money just money?
News & Media
Expert writing Tips
Best practice
Avoid overuse of "but since" in close proximity within your writing to maintain clarity and flow; consider varying your sentence structure with alternatives.
Common error
A common mistake is to use "but since" when the "since" clause doesn't directly explain or mitigate the initial contrasting statement. Ensure a clear causal relationship between the clauses.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
"But since" functions as a conjunctional phrase, connecting two clauses where the second clause provides a reason or explanation that contrasts with the first. Ludwig confirms that it's grammatically sound and widely utilized. Examples show its use in offering a contrasting explanation.
Frequent in
News & Media
65%
Science
15%
Formal & Business
10%
Less common in
Encyclopedias
3%
Wiki
3%
Reference
4%
Ludwig's WRAP-UP
"But since" serves as a versatile conjunctional phrase, effectively linking contrasting ideas with explanatory reasoning. Grammatically sound and widely used, as confirmed by Ludwig, this phrase is most common in news and media, offering a succinct way to present a contrast and its cause. Remember to ensure a logical connection between the contrasting clause and the explanatory clause to avoid misinterpretations. While acceptable in a variety of contexts, more formal options like "however as" or "although given that" may be preferable in certain situations. The analysis showcases the phrase's role in creating nuanced connections between contrasting viewpoints and their underlying causes.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
however as
Replaces "but" with "however" to provide a slightly more formal tone, while retaining the sense of contrast and reason.
yet because
Combines the contrasting element of "yet" with the causal aspect of "because", offering a direct substitution.
although given that
Uses "although" to introduce a contrast followed by "given that" to provide a reason.
though considering that
Similar to "although given that", but with a slightly more informal tone.
nevertheless because
A more emphatic way of expressing contrast and reason, using "nevertheless" for stronger contrast.
even so because
This phrase maintains a similar structure, emphasizing the contrast before introducing the reason.
but as a result of
Directly replaces "since" with "as a result of", emphasizing the consequence.
however due to the fact that
A formal and lengthy alternative that stresses the causal relationship.
despite the fact that because
Introduces the contrasting element as something to overcome before stating the reason.
while acknowledging that
Starts with acknowledging a condition but then adding reason.
FAQs
How can I use "but since" in a sentence?
Use "but since" to introduce a contrast followed by an explanation or reason. For example, "I wanted to go to the beach, "but since" it's raining, I'll stay home".
What's the difference between "but since" and "but because"?
"But since" often implies a pre-existing condition or known fact, while "but because" introduces a more direct causal explanation. Consider which best fits the context.
Is it correct to start a sentence with "but since"?
While grammatically acceptable, starting a sentence with "but since" can sometimes sound informal or less polished. Consider rephrasing for a more formal tone.
What can I say instead of "but since" to sound more formal?
For a more formal alternative, you could use "however as", "nevertheless because", or "although given that" depending on the specific context.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
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