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 undoubtedly
Grammar usage guide and real-world examplesUSAGE SUMMARY
"but undoubtedly" is a correct and commonly-used phrase in written English.
It is usually used to express a contrast or contradiction in a sentence. Example: I was nervous to give my presentation, but undoubtedly, my team's support and encouragement helped me to deliver it confidently.
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
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 undoubtedly it was well heated.
News & Media
But undoubtedly, Armstrong's price will rise.
News & Media
But undoubtedly it won't be the last.
News & Media
But undoubtedly, there are contrary examples.
News & Media
But undoubtedly, Miller became a giant in the sport.
News & Media
But undoubtedly the person most frustrated is France's Gaullist president.
News & Media
And there is another worry, little mentioned, but undoubtedly there.
News & Media
The social media lynch mob are unsightly but undoubtedly powerful.
News & Media
"But undoubtedly it would have been stacked against you".
News & Media
But undoubtedly the exits have detracted from the show.
News & Media
So, a strange yarn, but undoubtedly a ripping one too.
News & Media
Expert writing Tips
Best practice
Use "but undoubtedly" to introduce a statement that contrasts with a previous one while also being undeniably true. This emphasizes both the contrast and the certainty, making your writing more persuasive.
Common error
Avoid using "but undoubtedly" multiple times in a single paragraph or short piece of writing. Overuse can make your writing sound repetitive and less impactful. Opt for varied phrasing to maintain reader engagement.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "but undoubtedly" functions as a conjunction phrase, linking two contrasting ideas while emphasizing the certainty of the second statement. As Ludwig AI confirms, it introduces a contradiction with assuredness, as seen in numerous examples.
Frequent in
News & Media
55%
Science
25%
Encyclopedias
10%
Less common in
Formal & Business
5%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
In summary, "but undoubtedly" is a highly functional conjunction phrase used to introduce a contrasting statement with a strong emphasis on certainty. Ludwig AI validates its grammatical correctness and common usage across various contexts, most notably in News & Media and Science. While versatile, it's important to avoid overuse for stylistic reasons. Alternatives like "but undeniably" or "yet undoubtedly" can offer a fresh perspective while maintaining the intended meaning. As a writer, leveraging "but undoubtedly" strategically can enhance your writing's persuasiveness and clarity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
but undeniably
Emphasizes the irrefutable nature of the statement following the 'but'.
but certainly
Highlights the assuredness of the statement, presenting it as a definite truth.
yet undoubtedly
Swaps 'but' for 'yet', maintaining the contrast while emphasizing certainty.
however, undoubtedly
Replaces 'but' with 'however', adding a more formal tone and separating the contrast.
but assuredly
Replaces "undoubtedly" with "assuredly" which adds a tone of confidence.
but indisputably
Stresses that the point is beyond any dispute or questioning.
yet definitely
Combines a contrast with a sense of definiteness.
although certainly
Introduces a concession with 'although' before asserting a certainty.
though undeniably
Uses 'though' for concession and 'undeniably' for emphasis on truth.
but without question
Emphasizes the certainty of the following statement by explicitly stating that there is no question about it.
FAQs
How can I use "but undoubtedly" in a sentence?
Use "but undoubtedly" to introduce a statement that contrasts with a previous point while simultaneously emphasizing its certainty. For example, "The project faced several challenges, but undoubtedly, the team's dedication was the key to its success".
What phrases are similar to "but undoubtedly"?
Alternatives include "but undeniably", "but certainly", or "yet undoubtedly", which offer similar shades of contrast and certainty.
Is it grammatically correct to start a sentence with "but undoubtedly"?
While starting a sentence with "but" is sometimes discouraged, it is grammatically acceptable. Adding "undoubtedly" simply reinforces the contrast. Just ensure it aligns with the tone and style of your writing.
What is the difference between "but undoubtedly" and "however, undoubtedly"?
"But undoubtedly" directly connects two contrasting ideas, while "however, undoubtedly" creates a slightly more formal separation between them. The choice depends on the desired flow and emphasis in your writing.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested