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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
it is doubtful that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"it is doubtful that" is a grammatically-correct and usable phrase in written English.
It is often used to express skepticism, or lack of confidence, in a particular situation. For example: "It is doubtful that he will arrive on time."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
It is doubtful that
it is unlikely that
it is improbable that
it is questionable whether
it is far from certain that
one might question whether
there is little chance that
it becomes unlikely that
it is impossible that
the chances are slim that
it looks unlikely that
it is important that
it is unbelievable that
it is implausible that
I'm glad that
it is positive that
it is conceivable that
it is probably not that
it is very good that
it seems doubtful that
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
And it is doubtful that former Gov.
News & Media
Yet it is doubtful that investors need this protection.
Academia
Yet it is doubtful that much will change.
News & Media
It is doubtful that Oreopithecus habitually stood erect.
Encyclopedias
But it is doubtful that he believes this.
News & Media
It is doubtful that he ever found it.
News & Media
It is doubtful that anyone would get it "wrong" today.
News & Media
It is doubtful that he could be reelected in 1999.
News & Media
It is doubtful that this will ever happen.
News & Media
"It is doubtful that we responded properly," he said.
News & Media
It is doubtful that Zednik will return this season.
News & Media
Expert writing Tips
Best practice
Use "it is doubtful that" when you want to express a moderate level of skepticism or uncertainty about a future event or a current claim. It's suitable for both formal and informal contexts.
Common error
Avoid using "it is doubtful that" when you intend to convey complete disbelief or certainty of the opposite outcome. In such cases, a stronger statement might be more appropriate.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is doubtful that" serves as a modal expression indicating uncertainty or skepticism regarding a particular proposition. As Ludwig AI confirms, it is grammatically sound and widely used. Examples from Ludwig show it preceding various claims to express the speaker's doubt about their validity.
Frequent in
News & Media
63%
Science
22%
Encyclopedias
8%
Less common in
Wiki
3%
Formal & Business
2%
Reference
0%
Ludwig's WRAP-UP
In summary, "it is doubtful that" is a versatile phrase used to convey skepticism or uncertainty. As affirmed by Ludwig AI, the phrase is grammatically correct and sees frequent use across diverse contexts. While suitable for both formal and informal communication, it's particularly prevalent in news, media, and academic writing. The phrase offers a nuanced way to express doubt, stronger than simply stating something is unlikely, but short of outright disbelief. When employing this phrase, consider the strength of your skepticism and choose accordingly, remembering its suitability for maintaining a neutral to formal tone. The provided examples via Ludwig showcase the phrase's adaptability in expressing uncertainty across various subjects.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
it is improbable that
Replaces "doubtful" with "improbable", suggesting a lower likelihood but retaining the same overall meaning.
it is unlikely that
Substitutes "doubtful" with "unlikely", conveying a similar sense of low probability.
it is questionable whether
Changes the structure to a question format, highlighting uncertainty about a particular outcome.
it is far from certain that
Highlights the lack of certainty surrounding an event or situation.
one might question whether
Introduces a more subjective perspective, suggesting that someone may have doubts.
it is open to doubt whether
Emphasizes that the matter is not settled and is subject to questioning.
i am skeptical that
Expresses explicit skepticism about a claim or prediction.
there is little chance that
Focuses on the minimal possibility of something occurring.
i have my doubts that
Shifts to a personal expression of skepticism.
the possibility is remote that
Indicates that the likelihood of something happening is very low.
FAQs
How can I use "it is doubtful that" in a sentence?
You can use "it is doubtful that" to express skepticism about a future event or a current claim. For instance, "It is doubtful that the project will be completed on time."
What are some alternatives to "it is doubtful that"?
Alternatives include phrases like "it is unlikely that", "it is improbable that", or "it is questionable whether".
Is there a difference between "it is doubtful that" and "it is unlikely that"?
While similar, "it is doubtful that" suggests a stronger sense of skepticism than "it is unlikely that". The latter simply implies a low probability, whereas the former implies some level of disbelief.
When is it better to use "it is doubtful that" over "I doubt that"?
Use "it is doubtful that" in more formal writing or when you want to maintain a neutral tone. "I doubt that" is more suitable for informal contexts where expressing a personal opinion is acceptable.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested