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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
certain about what
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "certain about what" is correct and usable in written English.
You can use it when expressing a specific uncertainty or inquiry regarding a particular subject or matter. Example: "I am not certain about what the next steps should be in this project."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
They are less certain about what will happen in the long term.
News & Media
Most landlords are not certain about what they will have available two months from now.
News & Media
How much do we know for certain about what the Abwehr did and didn't suspect?
News & Media
India, though, was less certain about what to do with him.
News & Media
"I'm still not certain about what needs to go in there," he added.
News & Media
The foundation is less certain about what it might do with the parks.
News & Media
There was a forgery and I am certain about what I am saying".
News & Media
"People aren't certain about what is right and wrong," he said.
News & Media
"I'm not certain about what I'm saying, but I think these arguments are worth floating".
News & Media
"I am pretty certain about what you have, Mr Berkeley," the consultant neurologist said.
News & Media
He seemed to be the only one certain about what that meant.
News & Media
Expert writing Tips
Best practice
Use "certain about what" to convey a sense of assurance or understanding regarding a specific topic or situation. It's suitable for expressing confidence in decisions, knowledge, or future outcomes.
Common error
Avoid using "certain about what" without a clear and specific reference. Ensure the context provides a concrete understanding of what the certainty pertains to. For instance, instead of saying "I'm certain about what," specify "I'm certain about what the next steps are."
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "certain about what" functions as a descriptor, indicating a state of assurance or clarity regarding a particular subject. It's often used to convey confidence in a decision, understanding, or future expectation. Ludwig AI confirms its correct usage.
Frequent in
News & Media
55%
Science
20%
Formal & Business
10%
Less common in
Wiki
5%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "certain about what" is a common and grammatically correct expression used to convey assurance or understanding regarding a specific subject. According to Ludwig AI, this phrase sees frequent use across various contexts, particularly in news and media. Related phrases like "sure of what" and "convinced of what" offer similar meanings with slight variations in tone or emphasis. When using "certain about what", it's best to ensure the context is clear and specific to avoid ambiguity. By understanding its usage and potential alternatives, writers can effectively communicate their level of certainty in various situations.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
sure of what
Replaces "certain" with "sure", implying a slightly less formal tone while maintaining the core meaning of confidence.
convinced of what
Emphasizes a strong belief or conviction, suggesting a deeper level of assurance compared to simply being "certain".
positive about what
Highlights an optimistic perspective, implying confidence based on favorable expectations rather than definitive knowledge.
clear on what
Focuses on understanding or comprehension, suggesting certainty derived from a complete grasp of the subject matter.
definite about what
Stresses the lack of ambiguity or doubt, reinforcing the idea of a firm and unwavering stance.
undecided on what
Expresses an opposite idea of not having made a decision or coming to a conclusion.
not sure about what
Rephrases the uncertainty directly, negating the certainty and highlighting the lack of confidence.
unsure of what
Uses a synonym to "not sure" but maintaining a similar degree of confidence.
in doubt about what
Uses "doubt" to express uncertainty, slightly emphasizing the skepticism around the subject matter.
not convinced about what
Highlights a lack of persuasion or strong belief, suggesting a more critical or skeptical perspective.
FAQs
How to use "certain about what" in a sentence?
You can use "certain about what" to express assurance or understanding regarding a specific topic. For example, "She was entirely "certain about what" mattered to her most."
What can I say instead of "certain about what"?
You can use alternatives like "sure of what", "convinced of what", or "positive about what" depending on the context.
Which is correct, "certain about what" or "certain of what"?
Both "certain about what" and "certain of what" are grammatically correct and can be used interchangeably, though "certain about what" is slightly more common in certain contexts.
What's the difference between "certain about what" and "clear about what"?
"Certain about what" implies a strong belief or conviction, while "clear about what" suggests a complete understanding. The former emphasizes confidence, and the latter emphasizes comprehension.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested