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 doubtless
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "but doubtless" is correct and usable in written English.
It can be used to express certainty or confidence about something, often in a context where there may be some hesitation or uncertainty. Example: "The project will be challenging, but doubtless, we will succeed with our combined efforts."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
43 human-written examples
But doubtless he's wonderful too.
News & Media
But doubtless he'll be at the next one.
News & Media
Not quite the empire-building stuff, then, but doubtless worth a read.
News & Media
But doubtless the storyline will not unravel entirely, leaving just enough drama for the Christmas special.
News & Media
They lived miles away, but doubtless would have won a place with ease.
News & Media
The direction, by Jack O'Brien, a Met débutant, is broad and simplistic but doubtless hits home in the back rows.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
16 human-written examples
But Kennedy doubtless means for me to have those doubts.
News & Media
The oldest dated evidence of a synagogue is from the 3rd century bce, but synagogues doubtless have an older history.
Encyclopedias
They're all done for today now anyway, but will doubtless come in handy again over the next few days.
News & Media
But creativity doubtless plays an important part.Judging the overall quality of the music being sold by the four major record labels is, of course, subjective.
News & Media
The small flowers of the family Marantaceae, usually white, have a curious mechanism that is little understood but is doubtless connected with pollination by small insects.
Encyclopedias
Expert writing Tips
Best practice
When aiming for a more formal tone, consider substituting "but doubtless" with alternatives like "but assuredly" or "but undoubtedly".
Common error
While grammatically sound, excessively using "but doubtless" in casual conversation or informal writing can sound stilted or overly formal. Opt for more natural alternatives like "but probably" or "but I'm sure" in such settings.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
But doubtless functions as a conjunction phrase that serves to introduce a statement with a degree of certainty or confidence, typically following a contrasting or qualifying statement. Ludwig AI confirms its grammatical correctness and usability.
Frequent in
News & Media
74%
Science
15%
Encyclopedias
6%
Less common in
Wiki
2%
Formal & Business
2%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "but doubtless" is a grammatically sound and versatile conjunction phrase employed to express certainty or confidence following a contrasting or qualifying statement. Ludwig AI confirms this assessment. It finds frequent use in News & Media, Science and Encyclopedias, while maintaining a neutral to slightly formal register. When aiming for diverse expressions, consider using alternatives like "but assuredly" or "but certainly". However, avoid overusing "but doubtless" in informal settings to maintain a natural tone. Always ensure the level of certainty aligns with the context to use the phrase correctly.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
but assuredly
Replaces "doubtless" with "assuredly", emphasizing the confidence in the statement.
but certainly
Substitutes "doubtless" with "certainly", indicating a strong degree of confidence.
but indeed
Uses "indeed" instead of "doubtless" to convey agreement or affirmation, often with a slightly stronger emphasis.
but without doubt
Replaces "doubtless" with the explicit phrase "without doubt", offering a more emphatic assertion.
but unquestionably
Employs "unquestionably" to replace "doubtless", suggesting that the statement is beyond dispute.
but undoubtedly
Replaces "doubtless" with "undoubtedly", indicating that there is no reason to doubt the statement.
but of course
Uses "of course" instead of "doubtless" to imply that the statement is obvious or expected.
but as expected
Replaces "doubtless" with "as expected", indicating the statement aligns with prior expectations.
but predictably
Substitutes "doubtless" with "predictably", suggesting the statement was foreseeable.
but conceivably
Uses "conceivably" instead of "doubtless" to denote something imaginable or possible, reducing the level of certainty compared to the original phrase.
FAQs
How can I use "but doubtless" in a sentence?
Use "but doubtless" to express confidence in a statement, often after acknowledging a contrasting point. For example, "The task is challenging, "but doubtless", we will succeed."
What are some alternatives to "but doubtless"?
You can use alternatives like "but assuredly", "but certainly", or "but undoubtedly" depending on the context.
Is it correct to say "but doubtless" in formal writing?
Yes, "but doubtless" is suitable for formal writing. However, consider using alternatives like "but assuredly" or "but certainly" for an even more elevated tone.
What's the difference between "but doubtless" and "but probably"?
"But doubtless" expresses a higher degree of certainty than "but probably". Use "but doubtless" when you are very confident in the outcome, and "but probably" when you are less sure.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested