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
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
Joe Otterson, Variety, 8 July 2025
Drowning is the No. 1 killer of children ages 1 to 4 and the second leading cause of unintentional injury death for children ages 5 to 14.
—Karen Cohn, The Orlando Sentinel, 7 July 2025
The first film saw Pattinson's Dark Knight tangoing with the Riddler (Paul Dano), a serial killer plaguing Gotham City.
—EW.com, 28 June 2025
Working with you seems complex Beyond confusion there’s another killer: complexity.
—Jodie Cook, Forbes.com, 27 June 2025
See All Example Sentences for killer
Noun
As previously reported, Charlie Hunnam will star as serial killer Ed Gein.
—Joe Otterson, Variety, 8 July 2025
Drowning is the No. 1 killer of children ages 1 to 4 and the second leading cause of unintentional injury death for children ages 5 to 14.
—Karen Cohn, The Orlando Sentinel, 7 July 2025
The first film saw Pattinson's Dark Knight tangoing with the Riddler (Paul Dano), a serial killer plaguing Gotham City.
—EW.com, 28 June 2025
Working with you seems complex Beyond confusion there’s another killer: complexity.
—Jodie Cook, Forbes.com, 27 June 2025
See All Example Sentences for killer
Recent Examples of Synonyms for killer
Noun
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Some headaches are related to muscle tension and can be triggered by stress.9 Hot showers or baths promote relaxation.—
Mark Gurarie,
Verywell Health,
9 July 2025
-
These can seem like a real headache for a sole trader who does not have an HR department to take care of all this for them.—
Peter Boolkah,
Forbes.com,
8 July 2025
Noun
-
Unlike other horror movies, there's no villain on screen; there's no murderer with a mask or a monster in the woods.—
Simon Thompson,
Forbes.com,
2 July 2025
-
When they are reunited again after Sang-wol’s release, Sang-wol struggles to find work because of her label as a murderer.—
Kayti Burt,
Time,
30 June 2025
Adjective
-
Police said less lethal munitions were deployed by federal authorities.—
Jenna Sundel
Gabe Whisnant,
MSNBC Newsweek,
5 July 2025
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The industrial and technological revolutions, also beginning in the 18th century, have made war vastly more destructive and lethal.—
Arthur I. Cyr,
Chicago Tribune,
2 July 2025
Adjective
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James is playing the final year of his contract at $52.6 million, which is a very difficult number for teams to pay.—
Evan Massey,
MSNBC Newsweek,
5 July 2025
-
Our models and expertise can sniff out the broad parameters, but the precise location and timing of moisture plumes, training (quasi-stationary rain cells), and forcing mechanism can be difficult.—
Marshall Shepherd,
Forbes.com,
5 July 2025
Noun
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Younger generations are being prepared to be worker bees — for jobs that are disappearing.—
Chicago Tribune,
Chicago Tribune,
11 July 2025
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Recent data has pointed to a stronger labor market, with the unemployment rate dropping and the economy adding more jobs than expected in June.—
Hugh Cameron,
MSNBC Newsweek,
11 July 2025
Noun
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PlayStation 5 Games Deals The Assassin's Creed franchise has been a staple in gaming consoles for nearly 20 years now, and Shadows, the latest iteration, furthers that tradition with a game that puts players behind Naoe, a shinobi assassin, and Yasuke, a legendary samurai.—
PC Magazine,
PC Magazine,
11 July 2025
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The details of how these would-be assassins got so close are still shrouded in mystery.—
Jenny Goldsberry,
The Washington Examiner,
10 July 2025
Adjective
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Texan communities are dealing with the impact of the deadly flash floods along the Guadalupe River, which have killed at least 80 people so far.—
Rebecca Schneid,
Time,
7 July 2025
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The search for those swept into deadly floods in central Texas continued Sunday as the death toll climbed to 78.—
Annabella Rosciglione,
The Washington Examiner,
6 July 2025
Adjective
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Figuring out what that number is can be quite challenging as the issue is twofold: the company's cash needs and your own personal reserves, which are separate.—
Kristin McKenna,
Forbes.com,
9 July 2025
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Gap Easy Trousers Finding summer work pants that are both breathable and stylish can be challenging, but these petite Easy Trousers from Gap fit the bill perfectly.—
Melony Forcier,
Travel + Leisure,
9 July 2025
Cite this Entry
“Killer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/killer. Accessed 16 Jul. 2025.
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