1
as in headache
a dull, unpleasant, or difficult piece of work
weeding out that overgrown garden is going to be a killer
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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
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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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Example Sentences
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Recent Examples of killer
John Klar, Baltimore Sun, 27 Apr. 2025
Remembering Molly Elliott, killed by Louisiana Death Row inmate Their killer is facing execution by firing squad.
—Amanda Lee Myers, USA Today, 26 Apr. 2025
But Maureen Boyle, who wrote Shallow Graves: The Hunt for the New Bedford Highway Serial Killer, isn’t buying the New England serial killer theory.
—Brenna Ehrlich, Rolling Stone, 25 Apr. 2025
Moat did attract a sick fandom, but that sort of ugly love does not stay a killer’s hand.
—Helen Shaw, New Yorker, 17 Apr. 2025
See All Example Sentences for killer
Noun
Glyphosate is used widely as an integral part of raising crops including corn, soybeans and cotton genetically modified to resist its killer effect, and as a desiccant on potatoes, sugar beets, wheat and other crops just before harvest.
—John Klar, Baltimore Sun, 27 Apr. 2025
Remembering Molly Elliott, killed by Louisiana Death Row inmate Their killer is facing execution by firing squad.
—Amanda Lee Myers, USA Today, 26 Apr. 2025
But Maureen Boyle, who wrote Shallow Graves: The Hunt for the New Bedford Highway Serial Killer, isn’t buying the New England serial killer theory.
—Brenna Ehrlich, Rolling Stone, 25 Apr. 2025
Moat did attract a sick fandom, but that sort of ugly love does not stay a killer’s hand.
—Helen Shaw, New Yorker, 17 Apr. 2025
See All Example Sentences for killer
Recent Examples of Synonyms for killer
Noun
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Dehydration can be dangerous and may result in headaches, fatigue, dizziness, and other unpleasant symptoms, according to the Cleveland Clinic.—
Sarah Klein,
Time,
29 Apr. 2025
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Not everyone with a mild headache needs a CT scan of the brain.—
Paul Hsieh,
Forbes.com,
29 Apr. 2025
Noun
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At 13, Dean is even the same age as Adolescence’s middle school murderer.—
Judy Berman,
Time,
2 May 2025
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Joe was able to talk Reynolds into releasing George, but when Reynolds went to raise his gun to Joe, an arriving Chee shot dead the murderer.—
Matt Webb Mitovich,
TVLine,
27 Apr. 2025
Adjective
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The serial killer sat on death row for 14 years before execution by lethal injection on May 10, 1994, at age 52.—
Andrew Nodell,
People.com,
9 May 2025
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South Carolina allows condemned inmates to choose whether to die by lethal injection, electric chair or firing squad.—
CBS News,
CBS News,
8 May 2025
Adjective
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Rust, a difficult movie to release, grossed $25k at 115 theaters, presented by Falling Forward Films.—
Jill Goldsmith,
Deadline,
4 May 2025
-
Clematis wilt is a fungal infection that is difficult to treat.—
Mary Marlowe Leverette,
Southern Living,
3 May 2025
Noun
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Wearing his trusty tape measure around his neck, Mancinelli said he had not yet been formally commissioned by the Vatican but was busy preparing for the prestige job, working on his sewing machine as well as hand stitching robes.—
Chiara Rodriquez,
USA Today,
1 May 2025
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After a succession of dismissals for drinking on the job, Jack finally moved the family to Dixon, Illinois, when Dutch was eight or nine.—
Richard D. Mahoney,
JSTOR Daily,
30 Apr. 2025
Noun
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Mistaken for the world’s deadliest assassin, Ben becomes the perfect decoy for Eden.—
Matt Grobar,
Deadline,
29 Apr. 2025
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Havoc brings the heat, throwing Tom Hardy's stony Walker into a hotbed of gangsters, dirty cops, corrupt elites, and wicked assassins.—
Randall Colburn,
EW.com,
28 Apr. 2025
Adjective
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Treatment and prognosis Glioblastoma is among the deadliest cancers, with patients living for an average of just over a year after diagnosis.—
Melissa Rudy,
FOXNews.com,
3 May 2025
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Too late in comprehending the deadly purpose of a potential enemy.—
Eli Amdur,
Forbes.com,
3 May 2025
Adjective
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This is likely due to high interest rates and a challenging inflationary environment.—
Trefis Team,
Forbes.com,
28 Apr. 2025
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The star went on to touch upon the more challenging aspects of parenthood in the interview, too, revealing to Harper’s Bazaar that RZA initially struggled with the idea of welcoming a sibling but eventually came around to being a big brother.—
Clare Fisher,
People.com,
28 Apr. 2025
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 13 May. 2025.
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