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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
a capricious
Grammar usage guide and real-world examplesUSAGE SUMMARY
"a capricious" is correct and usable in written English. You can use it to describe someone or something that is unpredictable or subject to sudden changes in mood or behavior. Example: "Her capricious nature made it difficult to plan anything with her." Alternative expressions include "fickle" and "whimsical."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Academia
Alternative expressions(7)
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
It's a capricious process.
News & Media
A capricious tyrant?
News & Media
History, however, can be a capricious mistress.
News & Media
"This law is not a capricious law.
News & Media
It's such a capricious game.
News & Media
Posterity is a capricious thing.
News & Media
It's been a capricious month for awards.
News & Media
She has been a capricious concubine.
News & Media
This is not a capricious comparison.
News & Media
"I'm at the whim of a capricious God".
News & Media
The menu requirements of a capricious Islington four-year-old?
News & Media
Expert writing Tips
Best practice
Pair this phrase with nouns that represent authority or systems, such as 'god', 'market' or 'regime', to emphasize a sense of powerlessness in those affected by them.
Common error
Avoid using "a capricious" as a perfect synonym for 'arbitrary'. While both describe lack of reason, 'capricious' specifically implies a changeability based on mood or whim, whereas 'arbitrary' suggests a decision made simply because one has the power to do so, regardless of mood.
Source & Trust
96%
Authority and reliability
4.9/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a capricious" functions as an adjective phrase consisting of an indefinite article and a qualitative adjective. It is typically used as a pre-modifier for nouns to describe entities characterized by sudden, unaccountable changes of mood or behavior. According to Ludwig, it often precedes nouns like "god", "market", "ruler" or "process", emphasizing a lack of stability or predictability.
Frequent in
News & Media
75%
Science
15%
Formal & Business
5%
Less common in
Encyclopedias
3%
Wiki
1%
Social Media
1%
Ludwig's WRAP-UP
The phrase "a capricious" is a sophisticated adjective phrase used to denote unpredictability rooted in whim or impulse. Ludwig’s analysis confirms its widespread use in high-tier publications like The New York Times and The Economist, where it effectively characterizes volatile systems, erratic leadership and unpredictable natural forces. It is grammatically correct and functions as a high-register modifier that adds a layer of literary depth to descriptions of instability. While synonyms like "fickle" or "mercurial" exist, "a capricious" remains the gold standard for describing a specific type of impulse-driven inconsistency. Writers should employ it to highlight the lack of a rational or stable pattern in their subject matter.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a fickle
Often used specifically for human loyalties, interests or affection rather than abstract systems.
an unpredictable
A more neutral and direct synonym that focuses on the lack of foresight rather than the impulse.
an erratic
Emphasizes a lack of consistency or regularity in movement or behavior.
a whimsical
Suggests a more playful or lighthearted unpredictability compared to the often negative 'capricious'.
a mercurial
Highlights rapid and unpredictable changes in mood, often applied to personalities.
a volatile
Suggests a tendency toward rapid change, often with a hint of danger or instability.
an arbitrary
Focuses on decisions made without regard to reason or system, though not necessarily based on whim.
a temperamental
Describes something that works or behaves unpredictably due to its inherent nature or mood.
a fitful
Describes something occurring in irregular bursts rather than a steady stream.
a wavering
Suggests hesitation or moving between two opinions rather than sudden impulsive changes.
FAQs
What does it mean if someone describes a market as "a capricious" environment?
It means the market is highly unpredictable and subject to sudden, unexplained shifts in value or sentiment. You might also describe it as "a volatile market" or "an unpredictable market".
Is "a capricious" considered a formal expression?
Yes, it is most frequently found in formal writing, journalism and literature. In more casual settings, speakers often prefer "a fickle" or "unpredictable".
Can I use "a capricious" to describe weather?
Absolutely. It is an excellent choice for describing weather that changes suddenly and without warning. A common alternative would be "unpredictable weather" or "changeable weather".
What is the difference between "a capricious" person and a moody person?
While both involve mood changes, "a capricious" person is specifically noted for making impulsive decisions or changing their mind suddenly, whereas a moody person simply experiences shifts in emotion. For a focus on behavior, you might use "an erratic person".
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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
96%
Authority and reliability
4.9/5
Expert rating
Real-world application tested