3
insensate
3
insensitive
3
ironhearted
3
malevolent
3
malicious
3
malign
3
malignant
3
merciless
3
resentful
3
self-absorbed
3
selfish
3
spiteful
3
uncompassionate
3
unfeeling
3
unkindly
3
virulent
3
wintry
2
acrimonious
2
aloof(adjective, person, feelings, emotions)
2
antihumanitarian
10 years ago|4.4k views|share |citing 
APASmart Define. (2016). warmhearted thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/warmhearted/thesaurus/antonyms
ChicagoSmart Define. 2016. "warmhearted thesaurus" https://smartdefine.org/warmhearted/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2016, warmhearted thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/warmhearted/thesaurus/antonyms>.
MLASmart Define. "warmhearted thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/warmhearted/thesaurus/antonyms>