1
as in headache
a dull, unpleasant, or difficult piece of work
weeding out that overgrown garden is going to be a killer
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in murderer
a person who kills another person
gunned down by hired killers
Synonyms & Similar Words
1
as in lethal
likely to cause or capable of causing death
killer viruses that claimed millions of lives
Synonyms & Similar Words
Antonyms & Near Antonyms
2
as in difficult
requiring considerable physical or mental effort
a killer exercise program guaranteed to whip you into shape
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of killer
Brian Boucher, ARTnews.com, 17 June 2026
For every blockbuster streaming series about a notorious serial killer, there’s a discussion to be had about whether anyone is benefitting from gruesome TV portrayals that some feel glamorize killers and exploit their victims.
—Christian Zilko, IndieWire, 17 June 2026
Continue reading … BEHIND BARS — 'Happy Face' killer warns fellow serial killer Rex Heuermann could be 'tossed to the wolves' in prison.
—FOXNews.com, 17 June 2026
At an emotionally raw sentencing hearing, Long Island serial killer Rex Heuermann received life in prison without the possibility of parole.
—Daniel Wine, CNN Money, 17 June 2026
See All Example Sentences for killer
Noun
While a police spokesman told Polish news broadcaster TVN that the killers’ motives are unknown, Polish prime minister Donald Tusk said Wednesday that this was likely a political assassination, reports France24.
—Brian Boucher, ARTnews.com, 17 June 2026
For every blockbuster streaming series about a notorious serial killer, there’s a discussion to be had about whether anyone is benefitting from gruesome TV portrayals that some feel glamorize killers and exploit their victims.
—Christian Zilko, IndieWire, 17 June 2026
Continue reading … BEHIND BARS — 'Happy Face' killer warns fellow serial killer Rex Heuermann could be 'tossed to the wolves' in prison.
—FOXNews.com, 17 June 2026
At an emotionally raw sentencing hearing, Long Island serial killer Rex Heuermann received life in prison without the possibility of parole.
—Daniel Wine, CNN Money, 17 June 2026
See All Example Sentences for killer
Recent Examples of Synonyms for killer
Noun
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That’s when the real headache for businesses began, as customs checks, border controls and reams of paperwork came into force.—
Hanna Ziady,
CNN Money,
22 June 2026
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But the move enabled Florida to lock in what will be one of the best top-six forward groups in the league, slotting Brady Tkachuck into the left wing spot on the second line alongside center Sam Bennett and right wing Matthew Tkachuk that will cause opponents major headaches.—
Eduardo A. Encina,
The Orlando Sentinel,
22 June 2026
Noun
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Ditto Hugh Jackman’s unerring performance — perhaps his finest dramatic work yet — as a savage, unfeeling thug and unrepentant murderer and thief.—
Randy Myers,
Mercury News,
18 June 2026
-
The curse of season two is why Big Little Lies became a boring courtroom drama, True Detective became a running joke, and Landry became a murderer.—
Kathryn VanArendonk,
Vulture,
17 June 2026
Adjective
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Protesters rallied for hours Tuesday outside the courthouse, with WCCO crews witnessing law enforcement use non-lethal or less-lethal munitions against demonstrators, including both tear gas and pepper spray.—
Anthony Bettin,
CBS News,
16 June 2026
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Trump also brought lethal injection back to federal prisons, a protocol Biden withdrew before his term ended.—
Brenna Ehrlich,
Rolling Stone,
16 June 2026
Adjective
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Some organizers say America's complicated and at times difficult history is being glossed over by fireworks and flag-waving ‒ or that it's being politicized by an administration that has actively worked to advance its version of history.—
Phaedra Trethan,
USA Today,
22 June 2026
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The move gives Marte another chance to work his way back to the major leagues after a difficult stretch that included a brief stop with the Cincinnati Reds organization earlier this year before a cut.—
Peter Chawaga,
Forbes.com,
21 June 2026
Noun
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That means taking away human driver jobs could be particularly detrimental in the state.—
Los Angeles Times,
Los Angeles Times,
21 June 2026
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Young men with at least a bachelor’s degree spent an average of 14 hours less annually on the job between 2019 and 2022.—
Jason Ma,
Fortune,
21 June 2026
Noun
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The report’s key finding was that an odd, angry, 24-year-old assassin, Lee Harvey Oswald, had acted alone, for reasons nobody could quite figure out.—
Kaitlyn Tiffany,
The Atlantic,
20 June 2026
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Unfortunately, Daemon’s hired assassins killed Aegon’s young son Jaehaerys instead so any real possibility for a family reconciliation was lost.—
Tracy Brown,
Los Angeles Times,
19 June 2026
Adjective
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At the same time, vaccination rates have declined, worrying experts that more people could become vulnerable to this potentially deadly but preventable infection.—
Faye Chiu,
CNN Money,
23 June 2026
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The suspect, who has not yet been identified by police, was arrested in connection with the deadly shooting of 22-year-old Nasir Majied on Friday, June 5.—
JT Moodee Lockman,
CBS News,
23 June 2026
Adjective
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The agreement calls for an immediate end to hostilities on all fronts, including Lebanon, and sets out expectations for the next phase of talks, which will tackle more challenging issues, mainly the future of Iran's nuclear program.—
Francesca Chambers,
USA Today,
18 June 2026
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This creates a particularly challenging environment for those working in contributor welfare.—
Emma Pringle,
Deadline,
17 June 2026
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 25 Jun. 2026.
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