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
a fool's errand
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a fool's errand" is correct and commonly used in written English.
It is a figurative expression used to describe a task or undertaking that is pointless, futile, or bound to fail. Example: "Trying to change my boss's mind about the project was a fool's errand. He's stubborn and set in his ways."
✓ Grammatically correct
News & Media
Wiki
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
That's a fool's errand.
News & Media
It's a fool's errand to buy distressed debt at par".
News & Media
The private sector realises that's a fool's errand.
News & Media
It's a fool's errand to make precise predictions about the future.
News & Media
It's a fool's errand to predict the commercial success of the remake.
News & Media
It's a fool's errand.
News & Media
History tells us that's a fool's errand.
News & Media
It's a fool's errand, as the record is too clear.
News & Media
Don't try to win over those apathetic or hostile to you, because it's a fool's errand.
Wiki
"From the classic viewpoint of American business, it's probably a fool's errand.
News & Media
As recently as a year ago, exporting such gas from America looked a fool's errand.
News & Media
Expert writing Tips
Best practice
Use "a fool's errand" to concisely convey the futility of an action, avoiding lengthy explanations. For example, instead of saying "Trying to convince him to change his mind is unlikely to succeed and will waste your time", say "Trying to convince him to change his mind is a fool's errand".
Common error
Avoid using "a fool's errand" when describing challenges that, while difficult, have a reasonable chance of success. The phrase implies guaranteed failure, so reserve it for truly hopeless situations.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a fool's errand" functions as a noun phrase, typically serving as a predicate nominative or a direct object. It describes a task or undertaking, as seen in Ludwig's examples, such as "It's a fool's errand to make precise predictions about the future."
Frequent in
News & Media
70%
Wiki
15%
Science
10%
Less common in
Formal & Business
3%
Encyclopedias
1%
Social Media
1%
Ludwig's WRAP-UP
In summary, "a fool's errand" is a common idiomatic phrase used to describe a pointless or futile undertaking. Ludwig AI confirms that it is grammatically correct and frequently used across various contexts, especially in News & Media. While its register is generally neutral, it is best suited for informal and semi-formal writing. When using the phrase, ensure the context genuinely implies guaranteed failure, and consider alternatives like ""a futile attempt"" or ""a pointless exercise"" for nuanced expression.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a futile attempt
Focuses on the lack of success or result, emphasizing the uselessness of the effort.
a pointless exercise
Highlights the lack of purpose or value in the activity.
a lost cause
Emphasizes the hopelessness of achieving a desired outcome.
an exercise in futility
Similar to "a futile attempt" but more formal and emphasizes the inherent lack of success.
a fruitless endeavor
Stresses the lack of positive results or outcomes from the effort.
a vain effort
Highlights the lack of real impact or consequence despite the expended effort.
chasing windmills
Implies pursuing an imaginary or unrealistic goal.
barking up the wrong tree
Suggests misdirecting effort towards an incorrect or unproductive target.
going on a wild goose chase
Refers to a pointless and time-wasting search.
beating a dead horse
Suggests continuing to pursue an issue that is already decided or resolved.
FAQs
How can I use "a fool's errand" in a sentence?
"A fool's errand" is used to describe an action or task that is pointless or sure to fail. For instance, "Trying to find a parking spot downtown during rush hour is "a fool's errand"".
What is a good alternative to "a fool's errand"?
Depending on the context, you could use alternatives like "a futile attempt", "a pointless exercise", or "a lost cause".
Is "fool's errand" formal or informal?
"Fool's errand" is considered a fairly neutral expression suitable for both informal and semi-formal contexts. However, extremely formal writing may benefit from more precise or literal language.
What's the difference between "a fool's errand" and "a wild goose chase"?
While both describe futile pursuits, ""a fool's errand"" implies the task is inherently pointless or destined to fail from the start. "going on a wild goose chase" suggests the pursuit is misguided or based on false information, leading to a fruitless search.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested