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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Joe Biden and Border Czar Harris allowed murderers, rapists, and vicious gang members to flood into our country unvetted.—
Nicholas Creel,
MSNBC Newsweek,
20 Apr. 2025
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The attorney for Rachel Morin's family says the trial of her murderer is a testament to relentless law enforcement and a devastating indictment of immigration failures that allowed her killer to murder the Maryland mom of five.—
Sarah Rumpf-Whitten,
FOXNews.com,
17 Apr. 2025
Adjective
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Here’s what the bone analysis revealed about the man and how the researchers determined what was behind the lethal bite markings.—
Jackie Wattles,
CNN Money,
26 Apr. 2025
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South Carolina and other states had in the past had difficulty obtaining some drugs for lethal injections, including sodium thiopental and pancuronium bromide, due to shortages.—
Kristin Wright,
NPR,
25 Apr. 2025
Adjective
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The Whitecaps won games in Mexico, which is difficult to do.—
Michelle Kaufman,
Miami Herald,
24 Apr. 2025
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The task for Denver tonight will be that much more difficult if Michael Porter Jr. (shoulder) is unavailable or limited.—
Tyler Everett,
MSNBC Newsweek,
24 Apr. 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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For the government jobs left at the state and local level, recent grads are likely competing with those departing from federal jobs.—
Maria Gracia Santillana Linares,
Forbes.com,
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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Much more disturbing than the scenes of pint-size assassins wreaking havoc (or emerging bloody from a birth sack in the Grand Guignol climax) are the toxic emotions that inspired them.—
A.A. Dowd,
Vulture,
28 Apr. 2025
Adjective
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At least eight people were killed in drone strikes across the country, a night after Russia launched its deadliest bombardment of Ukraine since the middle of last year.—
Todd Symons,
CNN Money,
25 Apr. 2025
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Listen to this article A woman driver who fatally struck a 57-year-old pedestrian in Brooklyn in January has been arrested— three months after the deadly crash, police said.—
Roni Jacobson,
New York Daily News,
25 Apr. 2025
Adjective
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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
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This is likely due to high interest rates and a challenging inflationary environment.—
Trefis Team,
Forbes.com,
28 Apr. 2025
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 4 May. 2025.
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