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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
folly
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'folly' is correct and usable in written English.
It is most commonly used as a noun meaning an act or instance of foolishness or lack of good sense. Example sentence: When we realized we had spent so much money on a bad investment, we realized it had been a folly.
✓ Grammatically correct
News & Media
Formal & Business
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
So this year, we're publishing our second annual "it's happening" gallery designed to inspire, excite and counter the insidious narrative from the climate sceptics and go-slowers, that the UK is engaged in some kind of unique and isolated climate folly.
News & Media
You can't demand chicken under the Human Rights Act, although the 2006 headline "Kentucky Fried Farce that shows folly of the Human Rights Act" might possibly have led tabloid readers to believe otherwise.
News & Media
McKenzie added: "In years past, it was folly to try".
News & Media
He said: "Sending troops to fight in a Yemeni civil war, which is now also a Middle East proxy war, would be folly of the highest order.
News & Media
The late prime minister said: "It would be folly to try to fit them [individual member states] into some sort of identikit European personality".
News & Media
He said it would also expose the folly of calls from Forrest for the Australian government to remove his competitors' "licence to operate", to reregulate commodity markets and to establish illegal cartel arrangements.
News & Media
The nature of translation means that to think otherwise is folly.
News & Media
Or that Scotland, avid participant for over two centuries in the splendour and folly of empire, as the opulent houses near Glasgow and the Indian cemeteries full of young Campbells attest, should now wish to disown its senior partner.
News & Media
Be daring – next year the 90s are back, so swishing a pair of leggings for a pair of cycling shorts is not the extreme folly it once was.
News & Media
The result was early elections, less than two years after the coalition took office, and an electorate fed up with such arrant folly.
News & Media
He always said that whenever he saw a dead man's mouth he saw the folly of not eating what one had in one's lifetime.
News & Media
Expert writing Tips
Best practice
When using "folly", consider the specific nuance you want to convey: Is it a general lack of wisdom, a specific foolish act, or a grand architectural structure serving no practical purpose? Choose your words accordingly to maintain precision.
Common error
While "folly" is a valid word, avoid overusing it in formal writing. Sometimes more direct alternatives like "mistake" or "error" can provide more clarity and impact, depending on the context.
Source & Trust
93%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The noun "folly" primarily functions to denote an act of foolishness or a lack of good sense. Ludwig AI confirms this through numerous examples, highlighting its use in diverse contexts ranging from political decisions to personal choices. It can also refer to an ornamental building.
Frequent in
News & Media
65%
Formal & Business
20%
Science
10%
Less common in
Encyclopedias
2%
Wiki
1%
Reference
2%
Ludwig's WRAP-UP
In summary, the term "folly" is a versatile noun that signifies foolishness, lack of good sense, or even an ornamental structure. Ludwig AI confirms that the phrase is grammatically sound and frequently employed, particularly in news and formal contexts. While ""folly"" is often interchangeable with words like "foolishness" or "stupidity", it often carries a stronger connotation of misjudgment leading to negative outcomes. When using "folly", consider the context to ensure it accurately conveys the intended meaning and tone, and avoid overuse in overly formal writing to maintain clarity and impact. As such it should be used as a tool of language with the intent of being persuasive.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
foolish act
Focuses on the action itself being foolish.
lack of wisdom
Emphasizes the absence of good judgment.
imprudence
Highlights a lack of caution or foresight.
absurdity
Conveys a sense of ridiculousness or irrationality.
stupidity
Directly points to a lack of intelligence or understanding.
senselessness
Stresses the lack of purpose or reason.
idiocy
Indicates extreme foolishness or lack of intelligence.
error in judgment
Focuses on the mistake made in the decision-making process.
thoughtless deed
Highlights the lack of consideration or care in the action.
misguided action
Emphasizes that the action was based on incorrect or flawed thinking.
FAQs
How to use "folly" in a sentence?
What can I say instead of "folly"?
You can use alternatives like "foolishness", "stupidity", "imprudence", or "absurdity" depending on the context.
Which is correct, "folly" or "foolishness"?
Both ""folly"" and "foolishness" are correct, but they have slightly different connotations. "Folly" often implies a specific foolish act or idea, while "foolishness" refers more generally to a state of being foolish.
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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
93%
Authority and reliability
4.6/5
Expert rating
Real-world application tested