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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
not capable of
Grammar usage guide and real-world examplesUSAGE SUMMARY
"not capable of" is correct and usable in written English.
You can use this phrase when you want to say someone is not able to do something. For example: He was not capable of understanding the concept.
✓ Grammatically correct
News & Media
Science
Academia
Encyclopedias
Wiki
Formal & Business
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
58 human-written examples
Now, that sounds like something I'm just not capable of.
News & Media
Were women not capable of magic?
News & Media
Maybe we're not capable of this.
News & Media
My son was not capable of this.
News & Media
He's not capable of murder.
News & Media
"I'm not capable of killing a man.
News & Media
I'm not capable of doing nothing.
News & Media
He is not capable of it.
News & Media
I'm just not capable of it.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
2 human-written examples
Romantic love is not capable of everything.
News & Media
And I'm probably not capable of having a plan.
News & Media
Expert writing Tips
Best practice
When using "not capable of", ensure that the context clearly specifies what the subject is unable to do. Providing a specific action or skill clarifies the intended meaning and avoids ambiguity.
Common error
Avoid overgeneralization when using "not capable of". Instead of saying someone is "not capable", specify the area of inability to provide a more accurate and fair assessment. For example, instead of "He is not capable", consider "He is not capable of managing a large team".
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "not capable of" functions as an adjectival phrase, modifying a noun or pronoun to indicate a lack of ability or capacity. Ludwig AI confirms that is a correct and usable expression in written English. Examples include: "He is not capable of murder" or "They are not capable of anything else".
Frequent in
News & Media
58%
Science
22%
Wiki
5%
Less common in
Formal & Business
4%
Academia
3%
Encyclopedias
3%
Ludwig's WRAP-UP
In summary, the phrase "not capable of" is a versatile and grammatically sound expression used to denote a lack of ability or capacity. Ludwig AI confirms its correctness and usability. It appears frequently in diverse contexts, ranging from News & Media to scientific and academic writing. When using this phrase, it's crucial to specify the scope of the inability to avoid ambiguity and ensure accurate communication. Alternatives such as "unable to" or "incapable of" can be used interchangeably, although "incapable of" may suggest a more permanent condition. By adhering to best practices and avoiding common errors, writers can effectively and accurately convey the intended meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
unable to
Direct synonym, indicating a lack of ability to perform an action.
incapable of
Similar in meaning, often used interchangeably with "not capable of".
lacking the ability to
Explicitly states the absence of a specific ability.
not equipped to
Suggests a lack of necessary resources or skills.
not up to
Implies not meeting the required standard or ability.
without the capacity for
Focuses on the absence of inherent potential or capacity.
deficient in
Highlights a lack of a specific quality or skill.
beyond one's capabilities
Indicates that something exceeds someone's skill or power.
not equal to
Implies a mismatch between requirements and abilities.
unfit for
Suggests unsuitability for a particular task or role.
FAQs
How can I use "not capable of" in a sentence?
You can use "not capable of" to describe someone's inability to perform a specific action or task. For example, "She is not capable of running a marathon" or "The old machine is not capable of handling large volumes of data".
What are some alternatives to "not capable of"?
Alternatives include "unable to", "incapable of", or "lacking the ability to", depending on the specific nuance you want to convey.
Is there a difference between "not capable of" and "incapable of"?
While similar, "not capable of" may sometimes imply a temporary or situational inability, whereas "incapable of" might suggest a more permanent or inherent lack of ability. However, in most contexts, they are used interchangeably.
When is it appropriate to use "not capable of" in formal writing?
"Not capable of" is suitable for formal writing when you need to clearly and objectively state someone's limitations or inabilities. Ensure the statement is supported by evidence or context to avoid misinterpretation.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested