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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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at someone's mercy

Grammar usage guide and real-world examples

Human-verified examples from authoritative sources

Exact Expressions

1 human-written examples

While it's unusual and a little unnerving (purposefully so) to see our heroine at someone's mercy and truly unable to gain the upper hand, that inherent wrongness only served to highlight how thoroughly Nikita has lost control -- of both Division and her personal relationships.

News & Media

Huffington Post

Human-verified similar examples from authoritative sources

Similar Expressions

59 human-written examples

It places Ms. Lovato somewhere unusual: at someone else's mercy — "Strong enough to leave you, but weak enough to need you".

Not that long ago I got sick and tired of being at someone else's mercy, so I broke away from the herd.

News & Media

Huffington Post

Chelsea is at Mourinho's mercy.

News & Media

Forbes

We are at Washington's mercy.

News & Media

Forbes

As it stands, we're at Adobe's mercy here.

News & Media

TechCrunch

Before yelling at someone.

News & Media

Los Angeles Times

Yell at someone.

Stare at someone.

Stare at someone intently.

Then, in September , 2002 a fax arrived from someone calling herself Mercy Nduka, who claimed to be a confidential secretary at the Central Bank of Nigeria.

News & Media

The New Yorker
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Expert writing Tips

Best practice

The phrase works best in narratives where there is a clear power imbalance, such as in legal, political or high-stakes interpersonal contexts.

Common error

Do not assume that being "at someone's mercy" implies that the person in power will be kind. The idiom refers to the state of being under their control, regardless of whether they choose to exercise leniency or severity.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "at someone's mercy" functions as a complex prepositional phrase that acts adjectivally or adverbially. It describes the state or condition of a subject in relation to an external authority. In the examples provided by Ludwig, it often modifies the subject's status, indicating a loss of agency or autonomy.

Expression frequency: Rare

Frequent in

News & Media

75%

Academia

12%

Formal & Business

8%

Less common in

Wiki

3%

Science

1%

Reference

1%

Ludwig's WRAP-UP

The phrase "at someone's mercy" is a powerful idiomatic tool used to describe situations of total dependence and subjection. According to Ludwig AI data, it is a staple of high-quality journalism and academic discourse, appearing in outlets like The New Yorker and The New York Times. While the exact phrase count for the possessive form "someone's" may appear rare compared to the generic "at the mercy of", its usage remains grammatically impeccable and rhetorically effective. Writers should use it to emphasize a lack of agency, noting that the "mercy" in question refers to the power of the controller rather than their temperament. It effectively conveys the stakes in political, corporate and personal conflicts where one party holds all the cards.

FAQs

How do I use "at someone's mercy" in a sentence?

You can use it to describe vulnerability, such as: "The small company was "at the mercy of" the larger corporation's pricing decisions."

What is the difference between "at someone's mercy" and "vulnerable to"?

While both imply weakness, "at someone's mercy" specifically denotes being under the direct power or control of another person, whereas "vulnerable to" can refer to general risks or environmental factors.

Can I say "at the mercy of someone" instead?

Yes, both versions are correct. Using "someone's mercy" is a possessive construction, while "at the mercy of" uses a prepositional structure; they are semantically identical.

Is "at someone's mercy" formal or informal?

It is generally considered neutral to formal. It appears frequently in prestigious publications like The New York Times and The Guardian, making it suitable for professional and academic writing.

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Source & Trust

89%

Authority and reliability

4.8/5

Expert rating

Real-world application tested

Most frequent sentences: