Word.ws English Dictionary

Synonyms of cold-blooded

26 similar words · 1 opposite word

Another word for cold-blooded is emotionless. Other synonyms of cold-blooded are reptilian, sangfroid, alexithymic, apathistical and clinical. The opposite of cold-blooded is warm-blooded.

Synonyms and similar words for cold-blooded

adjectiveLacking emotion or compunction.

  • emotionlessLacking emotion.
  • reptilianCold-blooded, treacherous, unavoidably selfish and hostile.
  • sangfroidComposure, self-possession or imperturbability especially when in a dangerous situation.
  • alexithymic
  • apathisticalApathetic; unemotional.
  • clinicalCool and emotionless, in a professional way, as contrasted with an impetuous or unprofessional way.
  • dullInsensible; unfeeling.
  • phlegmaticNot easily excited to action or passion; calm; sluggish.
  • cold-heartedWithout sympathy, feeling or compassion; callous or heartless.
  • dead insideUnable to feel any emotions, especially as a symptom of depression.
  • dispassionateNot showing, and not affected by, emotion, bias, or prejudice.
  • immovableNot capable of being affected or moved in feeling: impassive.
  • impassibleUnable to feel emotion; impassive.
  • impassiveHaving, or revealing, no emotion.
  • insensibleIncapable of emotional feeling; callous; apathetic.
  • nonemotionalNot emotional; unrelated to emotion.
  • nonfeelingThat does not feel.
  • nonpassionateNot passionate.
  • nonsentimentalNot sentimental.
  • stolidHaving or revealing little emotion or sensibility.
  • unemotionalShowing little or no feeling.
  • unfeelingWithout emotion or sympathy.
  • unmovableIncapable of being emotionally moved or persuaded.
  • unpassionateNot passionate.
  • unsentimentalNot sentimental.
  • reptitious obsoleteSynonym of reptilian: reptilelike, (figuratively) cold-blooded, treacherous.

Opposite of cold-blooded

adjectiveHaving an unregulated body temperature; ectothermic.

Meaning of cold-blooded

  1. adjective Having an unregulated body temperature; ectothermic.
  2. adjective Lacking emotion or compunction.
  3. adjective Of a type of horse: tall and muscular, usually good-natured and suitable for heavy work.

Full definition of cold-blooded

cold-blooded in other languages

Questions about synonyms of cold-blooded

What is another word for cold-blooded?
Cold-blooded has 26 synonyms on Word.ws, such as emotionless, reptilian, sangfroid, alexithymic, apathistical, clinical, dull and phlegmatic.
What is the opposite of cold-blooded?
The opposite of cold-blooded is warm-blooded.
What does cold-blooded mean?
Cold-blooded means having an unregulated body temperature; ectothermic.

Source and license

Adapted from Wiktionary: cold-blooded (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of cold-blooded.” Word.ws, https://word.ws/synonyms/cold-blooded. Based on Wiktionary, CC BY-SA 4.0.