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
Eva Flowe
may 28, Charlotte Observer, 28 May 2026
The eight-part series, led by Charlie Hunnam, tapped into the serial killer who killed at least two women and exhumed several bodies for his heinous purposes in the 1950s.
—Jazz Tangcay, Variety, 28 May 2026
The biggest accidental romance killer was being rude to staff, selected by 15% of respondents.
—Staff Report, Hartford Courant, 27 May 2026
Continue reading … TROPIC TERROR — String of dead women found in popular American tourist getaway sparks hunt for killer.
—FOXNews.com, 27 May 2026
See All Example Sentences for killer
Noun
The black widow is not only the namesake of an Avenger, but used as a term for female serial killers that take out their husbands and boyfriends, as black widow spiders sometimes eat their male partners.
—Eva Flowe
may 28, Charlotte Observer, 28 May 2026
The eight-part series, led by Charlie Hunnam, tapped into the serial killer who killed at least two women and exhumed several bodies for his heinous purposes in the 1950s.
—Jazz Tangcay, Variety, 28 May 2026
The biggest accidental romance killer was being rude to staff, selected by 15% of respondents.
—Staff Report, Hartford Courant, 27 May 2026
Continue reading … TROPIC TERROR — String of dead women found in popular American tourist getaway sparks hunt for killer.
—FOXNews.com, 27 May 2026
See All Example Sentences for killer
Recent Examples of Synonyms for killer
Noun
-
Pilgrims describe Hajj as a once-in-a-lifetime obligation that transcends politics, justifying high costs, logistical headaches and security fears.—
Mariam Fam,
Los Angeles Times,
24 May 2026
-
Inhaling that vapor can cause damage, including irritation to the eyes and nose, respiratory tract and lungs, bringing on symptoms like sore throats, runny noses, itching and burning eyes, dizziness, headaches and nausea.—
Sierra van der Brug,
Oc Register,
23 May 2026
Noun
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The new episodes leave room for seriousness and depth amidst high jinks and naked murderers on the loose (seriously).—
Kelly Lawler,
USA Today,
28 May 2026
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Her intent was to seek revenge for the death of her son, in addition to framing Mickey as the sole murderer.—
Virginia Chamlee,
PEOPLE,
28 May 2026
Adjective
-
Many who lived through the pandemic—and witnessed this inability to combat the lethal pestilence—developed scornful opinions of the medical profession.—
Literary Hub,
Literary Hub,
27 May 2026
-
The lethal nature of mosquitoes is ancient knowledge, encoded in some of our most sacred texts.—
Ross Andersen,
The Atlantic,
27 May 2026
Adjective
-
Building the program had proved difficult.—
Andrew Carter,
Chicago Tribune,
24 May 2026
-
Sindcom 14-Piece Food Storage Containers Set The pantry is one of the most difficult places to organize thanks to boxes of cereal, pasta, baking ingredients, and more scattered about.—
Kelsey Fredricks,
PEOPLE,
24 May 2026
Noun
-
Next time let’s do our job and bring it to my front door REAL TIME.—
Ile-Ife Okantah,
Vulture,
25 May 2026
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Rudd has previously spoken candidly about working odd jobs in the '90s while pursuing his dream of being a working actor.—
Toria Sheffield,
PEOPLE,
25 May 2026
Noun
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To play Baby Karmakar, the deaf-mute assassin at the center of it, Qureshi learned sign language.—
Naman Ramachandran,
Variety,
22 May 2026
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Uma Thurman is Beatrix Kiddo, an assassin known as Black Mamba who tries to escape her life of crime.—
David Faris,
TheWeek,
20 May 2026
Adjective
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The catastrophic blast at the Liushenyu coal mine in Qinyuan County, located in China’s northern Shanxi province, marked the country’s deadliest mining disaster in recent years.—
Bonny Chu,
FOXNews.com,
25 May 2026
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Aurora officials also failed to properly train officers on threat assessments, de-escalation, warnings and the constitutional limits on deadly force, the lawsuit alleges.—
Lauren Penington,
Denver Post,
25 May 2026
Adjective
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During a particularly challenging episode with her mental health, Halverson said, his mother went to stay with her sister in Wisconsin.—
Jourdan Rodrigue,
New York Times,
28 May 2026
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Perhaps my teen years and college (particularly the latter) would have not been so challenging emotionally, academically and socially.—
Sahaj Kaur Kohli,
Washington Post,
28 May 2026
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 30 May. 2026.
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