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
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of killer
Matt Grobar, Deadline, 26 Mar. 2026
Most weed killers out there are full of chemicals that affect everything from your grass to your soil and pets or other outdoor animals.
—Lauren Jarvis-Gibson, Miami Herald, 26 Mar. 2026
Meanwhile, a series of murders and missing persons cases are beginning to look like the work of a single Bible-loving perpetrator, somebody adept at removing digits and leaving clues that seem to point to a serial killer.
—Daniel Fienberg, HollywoodReporter, 25 Mar. 2026
In that film, unassuming victims are put into a hypnotic trance by a psychic killer to then do his murdering for him, only for that violence to become even more contagious.
—Ryan Lattanzio, IndieWire, 25 Mar. 2026
See All Example Sentences for killer
Noun
As this increasingly audacious killer develops a devoted following among the city’s powerless, Bishop becomes convinced these murders connect back to SF’s most powerful man, his own father, Lincoln Graves (Malkovich).
—Matt Grobar, Deadline, 26 Mar. 2026
Most weed killers out there are full of chemicals that affect everything from your grass to your soil and pets or other outdoor animals.
—Lauren Jarvis-Gibson, Miami Herald, 26 Mar. 2026
Meanwhile, a series of murders and missing persons cases are beginning to look like the work of a single Bible-loving perpetrator, somebody adept at removing digits and leaving clues that seem to point to a serial killer.
—Daniel Fienberg, HollywoodReporter, 25 Mar. 2026
In that film, unassuming victims are put into a hypnotic trance by a psychic killer to then do his murdering for him, only for that violence to become even more contagious.
—Ryan Lattanzio, IndieWire, 25 Mar. 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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Sometimes darkly humorous, sometimes strangely heartbreaking, this immersive storytelling experience is Edgar Allan Poe for the modern age; a heart-to-bleeding-heart with madmen, murderers and monsters all dying to tell their story.—
William Earl,
Variety,
25 Mar. 2026
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The parolee list features a man who killed his girlfriend’s 22-month-old daughter, and a first-degree murderer who fatally shot a restaurant owner during a robbery.—
Rick Sobey,
Boston Herald,
21 Mar. 2026
Adjective
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If an individual’s core temperature stays above 104 degrees Fahrenheit for more than 30 minutes, the result can be lethal.—
Brad Stulberg,
Outside,
25 Mar. 2026
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At Blackburn Rovers, Shearer was lethal, scoring more than 30 league goals in three successive campaigns.—
The Athletic UK Staff,
New York Times,
25 Mar. 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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Palace’s remaining eight games are more challenging than those listed above in terms of the quality of opposition but might, counter-intuitively, offer them a better chance of success as more space opens up to work into during transition.—
Matt Woosnam,
New York Times,
25 Mar. 2026
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Directed by Lawrence Lamont from a script by Syreeta Singleton — both making their feature debut — the film grossed over $51M worldwide at a challenging time for theatrical comedies and has a sequel in development.—
Matt Grobar,
Deadline,
25 Mar. 2026
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 31 Mar. 2026.
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