6
harsh(adjective, mean, hard, cool, tough)
6
hateful(adjective, person, mean, evil, nasty)
6
imperturbable(adjective, calm, cool, cold, cruel)
6
inconsiderate(adjective, person, mean, ill, hostile)
6
malicious(adjective, person, mean, nasty, harsh)
6
mean(adjective, person, hard, cool, nasty)
6
out of touch(expression, idiom)
6
spiteful(adjective, person, mean, evil, nasty)
6
stony-hearted(adjective, cold, cruel, unfeeling, unsympathetic)
6
stonyhearted(adjective, person, attitude, feelings)
6
uncharitable(adjective, person, mean, hard, cool)
6
unnatural(adjective, evil, nasty, harsh, vicious)
6
vindictive(adjective, person, mean, nasty, harsh)
5
banemalenteous(adjective, person, unwarmhearted)
5
cat-hearted(adjective, person, unwarmhearted)
5
half-spirited(adjective, person, unwarmhearted)
5
impassible(adjective, bad, temper, cold, negative)
5
indecent(adjective, person, unwarmhearted)
5
misaffectionate(adjective, person, unwarmhearted)
5
misanthropic(adjective, person, unwarmhearted)
10 years ago|11k views|share |citing 
APASmart Define. (2016). cold-blooded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/cold-blooded/thesaurus/synonyms
ChicagoSmart Define. 2016. "cold-blooded thesaurus" https://smartdefine.org/cold-blooded/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, cold-blooded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/cold-blooded/thesaurus/synonyms>.
MLASmart Define. "cold-blooded thesaurus" 23 March 2016. Web. 22 September 2026. <https://smartdefine.org/cold-blooded/thesaurus/synonyms>