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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
catch a killer
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "catch a killer" is correct and usable in written English.
It can be used in contexts related to crime, law enforcement, or storytelling, particularly when discussing the act of apprehending a murderer. Example: "The detective worked tirelessly to catch a killer who had evaded the police for months."
✓ Grammatically correct
News & Media
Encyclopedias
Wiki
Alternative expressions(3)
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
12 human-written examples
Lisbon was prepared to fake a mental breakdown to catch a killer (S2, ep 3).
News & Media
One possible European dark horse worth tracking is from Sweden — "The Hypnotist," a crime thriller whose title character is a troubled psychologist trying to help catch a killer.
News & Media
But Wroblewski also believed that, in order to catch a killer, you had to understand the social and psychological forces that had formed him.
News & Media
You have to say that you are eighteen or over in order to enter and the editors "thank you in advance for helping to catch a killer".
News & Media
Dennehy also appeared in such television movies as To Catch a Killer (1992), in which he portrayed serial killer John Wayne Gacy, and Fail Safe (2001).
Encyclopedias
When Blomkvist tells her, "I want you to help me catch a killer of women," it's the first time she manages to look up and meet his gaze.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
He blames MacKenzie's newspaper for striking "terror into young gay people's hearts, who thought that being gay meant you instantly caught a killer disease".
News & Media
But while most are trying to use it for either fun, realtime chats, movie reenactments, or inner-business workings, the Seattle Times have tasked Wave with a larger goal: Catching a killer.
News & Media
No, sometimes you have to think like a serial killer to catch a serial killer, and some sometimes you gotta get high to figure out that you left your checkbook in the drawer with all the ladles and wooden spoons in it.
News & Media
Something both would do: "Fake our own deaths to catch a serial killer".
News & Media
In a mystery set in midcentury Tokyo, a haunted Japanese veteran tries to catch a serial killer.
News & Media
Expert writing Tips
Best practice
When writing crime fiction, use "catch a killer" to convey a sense of urgency and determination in law enforcement or detective work.
Common error
Avoid relying solely on "catch a killer" in your writing. Vary your vocabulary with synonyms like "apprehend a murderer" or "bring a killer to justice" to maintain reader engagement and stylistic nuance.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "catch a killer" functions primarily as a verb phrase expressing the action of apprehending someone who has committed murder. Ludwig AI confirms its usability in English. Examples demonstrate its role in describing law enforcement efforts and fictional narratives.
Frequent in
News & Media
78%
Encyclopedias
11%
Wiki
11%
Less common in
Science
0%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "catch a killer" is a grammatically sound and commonly used expression to describe the act of apprehending a murderer. Ludwig AI confirms its validity, demonstrating its prevalence across various sources. The phrase is most frequently found in news and media contexts, with encyclopedias and wikis also contributing to its usage. While the phrase is acceptable for formal writing, alternatives like "apprehend a murderer" or "bring a killer to justice" can provide stylistic variation. A key writing tip is to avoid overusing this phrase and explore related terms to enhance the nuance and precision of your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
capture a murderer
Similar to "apprehend", but slightly less formal and more direct.
apprehend a murderer
More formal alternative, focusing on the legal act of capturing someone.
find a killer
General term for locating the perpetrator.
hunt down a killer
Emphasizes the active pursuit and investigative aspect.
track down a murderer
Similar to "hunt down", highlighting the investigative work.
unmask a murderer
Emphasizes revealing the hidden identity of the perpetrator.
nab a killer
More informal and colloquial, implying a quick or easy capture.
bring a killer to justice
Focuses on the legal outcome and fairness.
solve a murder
Highlights the successful resolution of a crime.
investigate a murder
Shifts the focus to the process of examining a crime.
FAQs
What can I say instead of "catch a killer"?
You can use alternatives like "apprehend a murderer", "capture a murderer", or "bring a killer to justice depending on the context".
How is "catch a killer" typically used in a sentence?
The phrase "catch a killer" is often used as a goal or objective in crime-related contexts. For example, "The detective dedicated his life to catch a killer" or "The police are determined to catch a killer who is terrorizing the city".
Is there a difference between "catch a killer" and "catch the killer"?
While both phrases are similar, "catch a killer" refers to catching any killer in general, while "catch the killer" refers to catching a specific killer, often the one being currently investigated. The choice depends on the context.
Can "catch a killer" be used in formal writing?
Yes, "catch a killer" can be used in formal writing, particularly in news reports, legal documents, or academic analyses of crime. However, more formal alternatives like "apprehend a murderer" might be preferred in certain contexts.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested