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
Jason Mott
august 14, Literary Hub, 14 Aug. 2025
He’s taught in the criminal justice program for 37 years, including courses in investigations, serial killers, corrections and criminal procedures, regarding what police can and can’t do.
—Janice Neumann, Chicago Tribune, 13 Aug. 2025
Made for less than $50,000, the film became a cultural talking point for transforming A.A. Milne’s beloved bear into a sledgehammer-wielding serial killer, and earned more than $5 million at the global box office.
—Alex Ritman, Variety, 12 Aug. 2025
Luka is an absolute killer on the court, and blends that with a unique generosity and care for the community.
—Michael Gallagher, MSNBC Newsweek, 3 Aug. 2025
See All Example Sentences for killer
Noun
And Donnie goes on to say that, now, shining city was full of killers and foreign infiltrators and that ol’ Lady Liberty needed to be holding an AR-15 in place of her torch.
—Jason Mott
august 14, Literary Hub, 14 Aug. 2025
He’s taught in the criminal justice program for 37 years, including courses in investigations, serial killers, corrections and criminal procedures, regarding what police can and can’t do.
—Janice Neumann, Chicago Tribune, 13 Aug. 2025
Made for less than $50,000, the film became a cultural talking point for transforming A.A. Milne’s beloved bear into a sledgehammer-wielding serial killer, and earned more than $5 million at the global box office.
—Alex Ritman, Variety, 12 Aug. 2025
Luka is an absolute killer on the court, and blends that with a unique generosity and care for the community.
—Michael Gallagher, MSNBC Newsweek, 3 Aug. 2025
See All Example Sentences for killer
Recent Examples of Synonyms for killer
Noun
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Residents report constant running noses, headaches and sore throats.—
Laura Paddison,
CNN Money,
15 Aug. 2025
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While the flu shot can cause redness and soreness at the injection site, as well as fever, muscle aches, headache and fatigue, FluMist can cause flu-like symptoms, including runny nose, congestion, sore throat, cough, fever, and muscle aches.—
Alice Park,
Time,
15 Aug. 2025
Noun
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The murderer had turned the gun on himself and was no longer a threat.—
Holly Yan,
CNN Money,
1 Aug. 2025
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Yet Law & Order never had intimate scenes with murderers like me, like when my mom and aunt Mary Ann came up for extended visits as part of the family-reunion program.—
John J. Lennon,
Rolling Stone,
19 July 2025
Adjective
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Whether that lethal combination continues moving forward, time will tell.—
Chris Waugh,
New York Times,
13 Aug. 2025
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Her blend of bombshell and backlash is near lethal catnip for producers.—
Ashley Hume , Larry Fink,
FOXNews.com,
12 Aug. 2025
Adjective
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This deep understanding of local transportation patterns would have been difficult with rapid multi-city expansion.—
Tima Bansal,
Forbes.com,
8 Aug. 2025
-
But even though scientists have been able to discover thousands of planets orbiting stars beyond our solar system in recent years, including some around Proxima Centauri, which is fairly a dim star, it's been difficult to go planet-hunting around Alpha Centauri A and B, which orbit each other.—
Nell Greenfieldboyce,
NPR,
7 Aug. 2025
Noun
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During a recent piece in which ESPN writers ranked NFL teams based on their future outlooks, Walder offered an incredibly bold prediction on Nix, projecting that the former first-round pick will lose his job soon.—
Matthew Schmidt,
MSNBC Newsweek,
16 Aug. 2025
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If offenders get a new job, they are required by state statute to inform the board 10 days prior to starting new employment, regardless of when their annual registration obligation takes place with their local police department, a state official said.—
Gayla Cawley,
Boston Herald,
16 Aug. 2025
Noun
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Bloodsport, being an assassin who has a change of heart and becomes a hero, while also having a deep rat phobia, was fantastic.—
James Brizuela,
MSNBC Newsweek,
13 Aug. 2025
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The deal paves the way for new installments for Matt Damon’s Jason Bourne, a CIA assassin suffering from amnesia.—
Katcy Stephan,
Variety,
13 Aug. 2025
Adjective
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Police chases in Milwaukee have become increasingly deadly Police pursuits are so frequent, Milwaukee officers engage in between two and three every day, according to a city report in 2024.—
JR Radcliffe,
jsonline.com,
9 Aug. 2025
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Malaria, the most deadly parasite infection in the world, is most commonly caused by the protozoa parasite Plasmodium falciparum.4 Ectoparasites: These parasites usually live on (not in) their host.—
Jenna Anderson,
Health,
8 Aug. 2025
Adjective
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Taking the most challenging courses available — like AP, IB, honors, or dual enrollment classes — signals preparedness for college-level work.—
Liz Doe Stone,
Forbes.com,
14 Aug. 2025
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Because of this consistent advocacy, the Mayor selected me to help lead efforts to move Council forward through this challenging time.—
Nick Sullivan,
Charlotte Observer,
13 Aug. 2025
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 21 Aug. 2025.
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