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 however
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "but not however" is not correct and does not work well in written English.
It is redundant because "but" and "however" serve similar purposes in contrasting ideas. Example: "I wanted to go for a walk, but not however in the rain."
⚠ May contain grammatical issues
News & Media
Science
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
13 human-written examples
But not, however, before Burgess had filed his copy.
News & Media
But not, however, before several people had already cottoned on.
News & Media
Soon, Joyce was living the lush life, but not, however, with poor, long-suffering Sylvia.
News & Media
But not, however, trained on either the catwalk collection or the designer duo responsible.
News & Media
But not, however, to the exclusion of other staples of the memo tradition, such as "silos", "analysis paralysis", "dropped balls", and so forth.
News & Media
(That is absolutely as soon as you can, but not, however, sooner).
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
47 human-written examples
The model requires knowledge of the reaction kinetics and the flow field, but does not, however, contain any arbitrary parameters.
Science
Apparently contradictory behavior is the result of variations in the state of the PTFE in such structures but does not, however, require a different model.
Science
Dr Andrew Dearden, the BMA's treasurer, said that the organisation "vigorously fights to defend the values of the NHS" but "does not however oppose all private medicine".
News & Media
The progression of High-Ti lava groups preserved on either side of the developing rift zone is very similar, but is not, however, chronostratigraphic due to multiple inter-digitations of the chemical types.
Science
These are among the oldest surface exposure dates yet measured on Earth, but are not however consistent with the 40Ar/39Ar chronology used to define the age of the landscape due to unconstrained levels of erosion.
Expert writing Tips
Best practice
Avoid using "but not however" in formal writing. Choose a more concise alternative like "but not" or "however not" to maintain clarity and grammatical correctness.
Common error
Avoid using redundant conjunctions such as "but not however". "But" and "however" both serve to introduce a contrast, so using them together creates unnecessary repetition. Choose one or the other.
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "but not however" is a conjunctional phrase attempting to express contrast or exception. However, it's grammatically redundant. According to Ludwig AI, the combination of "but" and "however" is unnecessary, as both serve a similar function.
Frequent in
News & Media
40%
Science
40%
Academia
10%
Less common in
Encyclopedias
3%
Wiki
3%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "but not however" is grammatically incorrect due to redundancy, as highlighted by Ludwig AI. Although it appears in various sources, including news and scientific articles, it's generally best to avoid it in formal writing. Instead, opt for more concise alternatives like "but not" or rearrange the sentence. While the intended purpose is to introduce contrast, the redundant nature of the phrase weakens its impact and detracts from clarity. For polished and professional writing, choose grammatically sound and concise expressions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
but not
Omits "however", offering a more concise contrast.
but rather
Replaces "not however" with "rather", presenting an alternative.
yet not
Substitutes "but" with "yet", maintaining the contrast.
however not
Reorders the phrase for a slightly different emphasis.
though not
Similar to "although not", but slightly less formal.
although not
Replaces "but" with "although", creating a subordinate clause.
but still not
Adds "still" for emphasis, indicating a continued absence.
but definitely not
Emphasizes the negation with "definitely".
but certainly not
Like "definitely not", this stresses the certainty of the negation.
notwithstanding
Replaces the entire "but not however" with a single word, more formal.
FAQs
Why is "but not however" considered grammatically incorrect?
The phrase "but not however" is considered redundant because "but" and "however" both function as conjunctions that introduce a contrast. Using them together is unnecessary and impacts the clarity of the sentence.
What are some simpler alternatives to "but not however"?
You can use alternatives such as "but not" or rearrange the sentence to use "however not". Other options include "yet not" or "although not" depending on the context.
In what context might I encounter the phrase "but not however"?
While grammatically incorrect, you might encounter "but not however" in informal speech or less carefully edited writing. It's best to avoid using it in formal contexts.
How does using "but not however" affect the tone of my writing?
Using "but not however" can make your writing sound less polished and professional due to its redundancy and grammatical incorrectness. Opt for more concise and grammatically sound alternatives.
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
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested