1
as in ruthless
having or showing a lack of sympathy or tender feelings
a cold-blooded criminal who never once showed an ounce of mercy to his victims
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in icy
lacking in friendliness or warmth of feeling
the cold-blooded selfishness shown by the miser when confronted by people in need
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in stoic
not feeling or showing emotion
a cold-blooded assessment of the situation showed that the company needed either to lay off workers or go bankrupt
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Antonyms & Near Antonyms
4
as in hybrid
or coldblood
being offspring produced by parents of different races, breeds, species, or genera
he may not be as fancy as the other horses they own, but that cold-blooded gelding is safe and gentle
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of cold-blooded
Some of the ocean’s most powerful predators are warm-blooded creatures that burn nearly four times more energy than their cold-blooded counterparts.
—
Maria Mocerino, Interesting Engineering, 19 Apr. 2026
Crowds returned to the Cal Expo Pavilion on Sunday to get an up close look at thousands of cold-blooded creatures at the 28th annual Sacramento Reptile Show.
—Nicole Buss, Sacbee.com, 19 Apr. 2026
When science said dinosaurs were pea-brained and cold-blooded, humans took their demise as proof of the superiority of warm, clever mammals.
—Scottie Andrew, CNN Money, 5 Apr. 2026
Are these the actions of a grieving husband or a cold-blooded killer?
—Lauren A. White, CBS News, 2 Apr. 2026
See All Example Sentences for cold-blooded
Maria Mocerino, Interesting Engineering, 19 Apr. 2026
Crowds returned to the Cal Expo Pavilion on Sunday to get an up close look at thousands of cold-blooded creatures at the 28th annual Sacramento Reptile Show.
—Nicole Buss, Sacbee.com, 19 Apr. 2026
When science said dinosaurs were pea-brained and cold-blooded, humans took their demise as proof of the superiority of warm, clever mammals.
—Scottie Andrew, CNN Money, 5 Apr. 2026
Are these the actions of a grieving husband or a cold-blooded killer?
—Lauren A. White, CBS News, 2 Apr. 2026
See All Example Sentences for cold-blooded
Recent Examples of Synonyms for cold-blooded
Adjective
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Serenity Maggie’s (and Sweet Magnolias‘) trip to New York was cut short as Season 5 offered a juxtaposition between small-town values and ruthless big-city corporate culture.—
Nellie Andreeva,
Deadline,
11 June 2026
-
Ruffalo will voice Nero, a scrappy black cat, and Fishburne will play Rocco, a ruthless cat mob boss.—
Jordan Moreau,
Variety,
11 June 2026
Adjective
-
The team boarded the bus in Cleveland after a 117-95 blowout by the Cavaliers in dead silence, an icy pall setting in among teammates desperate not to let losing become comfortable.—
Julia Poe,
Chicago Tribune,
11 June 2026
-
Clutching a mysterious tool the shape of a mouse coffin, Firth’s villain tracks Daniel’s location by mentally transplanting himself into another person’s body, changing the color of their pupils to his own icy blue.—
Amy Nicholson,
Los Angeles Times,
10 June 2026
Adjective
-
His determination and stoic unflappability were always the difference.—
Sean Woods,
Rolling Stone,
15 June 2026
-
Brunson, stoic throughout the entire championship run, broke down in tears as his father Rick, who’s a Knicks assistant coach, celebrated on the sidelines.—
Tom Tapp,
Deadline,
13 June 2026
Adjective
-
The hybrid-electric variant is expected to support applications demanding greater range and payload capability across defense, logistics, and wider commercial sectors, according to a press release.—
Prabhat Ranjan Mishra,
Interesting Engineering,
11 June 2026
-
This isn’t the hybrid motor in the back of an endurance prototype or a diesel engine designed to run 24 hours nonstop.—
Jerry Perez,
The Drive,
11 June 2026
Adjective
-
The jokes on social media will be endless, and opposing fans will be merciless.—
Fort Worth Star-Telegram,
Fort Worth Star-Telegram,
20 May 2026
-
The show was merciless with its satirical barbs against top government officials and current events, just as its parent company Paramount Skydance has pushed to acquire Warner Bros Discovery.—
Erik Pedersen,
Deadline,
19 May 2026
Adjective
-
Few things feel as satisfying as a cold drink of water after mowing the lawn on a hot afternoon, finishing a tough workout or waking up thirsty in the middle of the night.—
Daryl Austin,
USA Today,
16 June 2026
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The heat wave can contribute to the lack of sea ice extent because there is not reflective white ice surface to keep it cold, Neff said.—
Julia Jacobo,
ABC News,
16 June 2026
Adjective
-
Key Takeaways Magnesium may help lower blood pressure, but results are mixed.—
Cathy Nelson,
Verywell Health,
11 Dec. 2025
-
Studies examining how vitamin D influences cholesterol have had mixed results.—
Emmanuella Ogbonna,
Health,
11 Dec. 2025
Adjective
-
But getting in the lake's often-frigid waters is the definitive Tahoe experience.—
Alia Beard Rau,
USA Today,
10 June 2026
-
Ötzi the Iceman, who died 5,300 years ago, is kept at a frigid 21 degrees Fahrenheit.—
Daniel Wine,
CNN Money,
8 June 2026
Cite this Entry
“Cold-blooded.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cold-blooded. Accessed 18 Jun. 2026.
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