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
calls into question
Grammar usage guide and real-world examplesUSAGE SUMMARY
"calls into question" is correct and usable in written English.
You can use it whenever you want to show that someone or something is making you question an idea or opinion. For example: The contradictory evidence calls into question the validity of the initial research findings.
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
raises doubts about
challenges the validity of
casts doubt upon
casts doubt on
challenges the assumption
draws into question
drew into question
draw into question
brings into question
cast doubt on
calls into doubt
brought into question
suspected of
poses a question
raises objections
disagrees with
objects to
takes issue with
invites the question of
raises doubts concerning
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
New research calls into question other beliefs.
News & Media
This calls into question the leadership there".
News & Media
It calls into question our judicial independence.
News & Media
Rather calls into question my entire worldview.
News & Media
"This calls into question the Christie administration's commitment".
News & Media
"It calls into question the sincerity of the government.
News & Media
All this calls into question a theory in evolutionary psychology.
News & Media
These are all points that Meller calls into question.
News & Media
Clearly, the jobs report calls into question that analysis.
News & Media
This calls into question the whole premise of Mild Month.
News & Media
The new study also calls into question the very idea of aspirin resistance.
News & Media
Expert writing Tips
Best practice
When using "calls into question", provide specific evidence or reasoning to support the challenge you're presenting. This strengthens your argument and adds credibility.
Common error
Avoid using "calls into question" merely as a stylistic flourish. Ensure that you follow up with specific reasons or evidence that justify the questioning. Otherwise, the phrase may sound empty or unsubstantiated.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "calls into question" is to act as a verb phrase that introduces doubt or challenges the validity of a statement, idea, or action. As Ludwig AI confirms, this phrase is common and grammatically correct.
Frequent in
News & Media
43%
Science
35%
Formal & Business
8%
Less common in
Encyclopedias
5%
Wiki
5%
Reference
4%
Ludwig's WRAP-UP
The phrase "calls into question" is a versatile expression used to introduce doubt or challenge the validity of something. According to Ludwig AI, the phrase is grammatically correct and usable in written English. It is commonly found in News & Media, Science and Formal & Business contexts. When using "calls into question", it's crucial to provide supporting evidence to strengthen your argument. While alternatives like "raises doubts about" and "challenges the validity of" exist, "calls into question" often implies a more analytical and reasoned examination. Overusing the phrase without proper context can weaken your argument. The frequent use of "calls into question" in authoritative sources, as seen in Ludwig, underscores its credibility and appropriateness in formal communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
raises doubts about
Emphasizes the creation of uncertainty regarding something.
challenges the validity of
Directly confronts the accuracy or truth of something.
casts doubt upon
Similar to "raises doubts about" but can imply a stronger degree of skepticism.
undermines the basis of
Suggests weakening the foundation or support of an idea or argument.
puts in doubt
A more concise way of saying that something is being questioned.
gives reason to doubt
Indicates that there is a valid cause for skepticism.
questions the premise of
Focuses on the fundamental assumptions being challenged.
challenges the assumption
Similar to 'questions the premise of', but highlights an assumption specifically.
brings into dispute
Introduces the idea that something is now contested or debated.
throws suspicion on
Suggests something is regarded with distrust or skepticism.
FAQs
How can I use "calls into question" in a sentence?
Use "calls into question" to express doubt or challenge the validity of something. For example, "The new evidence "calls into question" the initial findings of the study".
What can I say instead of "calls into question"?
You can use alternatives like "raises doubts about", "challenges the validity of", or "casts doubt upon" depending on the context.
Is it better to use "calls into question" or "questions"?
"Calls into question" is more formal and suggests a deeper, more reasoned challenge than simply "questions". Use ""calls into question"" when you want to emphasize the significance or implications of the doubt.
What's the difference between "calls into question" and "casts doubt on"?
"Calls into question" often implies a more analytical or critical examination leading to doubt, while "casts doubt on" suggests introducing uncertainty or skepticism, sometimes without necessarily implying a detailed analysis.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested