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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
is unfit
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is unfit" is correct and usable in written English.
It can be used to describe someone or something that is not suitable or appropriate for a particular purpose or situation. Example: "The candidate's lack of experience in the field shows that he is unfit for the position."
✓ Grammatically correct
News & Media
Academia
Science
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
Mr Galloway is unfit for public office.
News & Media
The president is unfit for office.
News & Media
They know he is unfit for office.
News & Media
Elizabeth Warren is unfit to lead.
News & Media
3. Trump is unfit for office.
News & Media
Some of it is unfit to put in public print.
Academia
Any politician recommending such things is unfit for office.
News & Media
But that does not mean DP World is unfit.
News & Media
Max Boot: President Trump is unfit for office.
News & Media
They allege Mr Schiavo is unfit to be her guardian.
News & Media
Former judge Roy Moore (R) is unfit to serve.
News & Media
Expert writing Tips
Best practice
When using "is unfit", clearly specify the context or purpose for which something is unsuitable. For example, "The water is unfit for drinking" provides more clarity than just "The water is unfit".
Common error
Avoid using "is unfit" without specifying what it is unfit for. This can lead to ambiguity and weaken your statement. Always provide context.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is unfit" functions as a predicate adjective, describing a subject's state of being unsuitable or unqualified. Ludwig's examples show it modifying nouns ranging from people ("Trump is unfit for office") to systems ("the current system is unfit for purpose") to even water ("The well water is unfit to drink").
Frequent in
News & Media
68%
Science
18%
Academia
14%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "is unfit" is a versatile phrase used to express a lack of suitability or qualification, as confirmed by Ludwig. Its grammatical function is that of a predicate adjective, typically employed to express negative assessments across various contexts. While the phrase maintains a neutral register, it finds frequent use in news, scientific, and academic domains. As demonstrated by the examples provided by Ludwig, it's crucial to specify what something or someone "is unfit" for to ensure clarity and avoid ambiguity. Many alternatives exist, such as "is not suitable" or "is unqualified", offering nuanced ways to convey a similar meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is not suitable
Focuses on the lack of appropriateness for a specific purpose or situation.
is unqualified
Emphasizes the lack of necessary qualifications or skills.
is not equipped
Highlights the absence of necessary resources or abilities.
is incapable
Stresses the lack of ability or capacity to perform a task.
is inappropriate
Indicates that something is not suitable or proper in a particular context.
is inadequate
Focuses on the deficiency or insufficiency of something.
is deficient
Highlights a specific lack or flaw.
is not up to par
Suggests that something does not meet the required standard or expectation.
is ill-equipped
Similar to "is not equipped" but with a slightly stronger emphasis on inadequacy.
fails to meet requirements
Indicates a failure to satisfy the necessary conditions or criteria.
FAQs
How can I use "is unfit" in a sentence?
You can use "is unfit" to describe something that doesn't meet the requirements or standards for a specific purpose. For example, "He "is unfit" to lead the team".
What are some alternatives to "is unfit"?
Alternatives include "is not suitable", "is unqualified", or "is inadequate". The best choice depends on the specific nuance you want to convey.
When is it appropriate to use "is unfit" instead of "is inadequate"?
"Is unfit" implies a more general lack of suitability, while "is inadequate" suggests a specific deficiency in quantity or quality. For instance, a candidate might be "unfit" for office due to a lack of experience, whereas a tool might be "inadequate" for a task because it's too small.
Is "is unfit for" always necessary, or can I just say "is unfit"?
While "is unfit" can be used alone, it's generally better to specify what something is unfit for to avoid ambiguity. Saying "is unfit for office" is clearer than simply saying "is unfit".
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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