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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Example Sentences
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Recent Examples of killer
Lauren A. White, CBS News, 2 Apr. 2026
Whether law enforcement is liable for not notifying the community that a killer was on the loose is the question of a separate lawsuit related to Lyons’ and Major’s deaths, this time against the Orange County Sheriff’s Office.
—Cristóbal Reyes, The Orlando Sentinel, 2 Apr. 2026
The masked killer’s latest spree made more than four times what the rest of the top-five genre contenders earned over the last three months.
—Alison Foreman, IndieWire, 1 Apr. 2026
What was the shocking ubiquity of serial killer fiction all about?
—Literary Hub, 1 Apr. 2026
See All Example Sentences for killer
Noun
Are these the actions of a grieving husband or a cold-blooded killer?
—Lauren A. White, CBS News, 2 Apr. 2026
Whether law enforcement is liable for not notifying the community that a killer was on the loose is the question of a separate lawsuit related to Lyons’ and Major’s deaths, this time against the Orange County Sheriff’s Office.
—Cristóbal Reyes, The Orlando Sentinel, 2 Apr. 2026
The masked killer’s latest spree made more than four times what the rest of the top-five genre contenders earned over the last three months.
—Alison Foreman, IndieWire, 1 Apr. 2026
What was the shocking ubiquity of serial killer fiction all about?
—Literary Hub, 1 Apr. 2026
See All Example Sentences for killer
Recent Examples of Synonyms for killer
Noun
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However, the ink was barely dry when new revelations emerged last week that pose a fresh headache for Cannon.—
Jasmine Laws,
MSNBC Newsweek,
31 Mar. 2026
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Authorities said Koc and Alshmari attacked the victim, causing a split lip and headaches.—
Madeline Bartos,
CBS News,
30 Mar. 2026
Noun
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The meeting ended—the first where the Young Lords and community people had done a fine job of exposing the real criminals and murderers in the streets of our communities.—
Literary Hub,
Literary Hub,
1 Apr. 2026
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Whether or not Carol is a murderer or something else.—
Andy Andersen,
Vulture,
30 Mar. 2026
Adjective
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The planned execution of Thomas Creech in 2024 could not be carried out because a suitable vein could not be found to administer lethal drugs.—
Sally Krutzig,
Idaho Statesman,
1 Apr. 2026
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The punishment stipulated under the new law is death by hanging, after the Israeli Medical Association's ethics board said last year that its members would be prohibited from administering lethal injections, according to Israeli media.—
Matt Bradley,
NBC news,
1 Apr. 2026
Adjective
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Christie acknowledged that the Kings were in a difficult position given their recent schedule injury situation.—
Jason Anderson,
Sacbee.com,
30 Mar. 2026
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Even putting the tank on the ice was more difficult this year.—
Spencer Wilson,
CBS News,
30 Mar. 2026
Noun
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The rule has been expanded that teams must interview two minority candidates for openings at head coach, general managers and the offensive and defensive coordinator jobs.—
Mac Engel
March 30,
Fort Worth Star-Telegram,
30 Mar. 2026
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And this Pios team, the first at DU to ever clinch a third straight Frozen Four bid, might be Carle’s best coaching job yet.—
Sean Keeler,
Denver Post,
30 Mar. 2026
Noun
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Lillian Cross, a doctor’s wife, ended up standing near the would-be assassin.—
Miami Herald Archives,
Miami Herald,
27 Mar. 2026
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She’s also consumed by vengeful rage, much of it directed at the unstable assassin Bullseye (Wilson Bethel).—
Bob Strauss,
Houston Chronicle,
25 Mar. 2026
Adjective
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State inspectors had never once visited the Esparto facility before the deadly blast; that responsibility fell only to local authorities, until now.—
Ashley Sharp,
CBS News,
31 Mar. 2026
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Are all fungi dangerous or deadly?—
Brandi D. Addison,
USA Today,
30 Mar. 2026
Adjective
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Orkin bed bug control Bed bug treatment is challenging, but something that Orkin excels at.—
Alora Bopray,
USA Today,
1 Apr. 2026
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Turning your attention inward can feel challenging.—
J. David Creswell,
The Conversation,
31 Mar. 2026
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 3 Apr. 2026.
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