75 entries under adjective topic. ×

6
merciless(mean, hard, cruel, unfeeling)
4
callous(mean, hard, severe, attitude)
4
cold-blooded(hard, attitude, cruel, unfeeling)
4
hard(mean, severe, attitude, harsh)
4
heartless(mean, hard, severe, attitude)
4
unfeeling(mean, hard, severe, attitude)
3
cold-hearted(hard, attitude, cruel, unfeeling)
3
hard-boiled(hard, attitude, unfeeling, unsympathetic)
3
hardhearted(mean, hard, severe, attitude)
3
obdurate(hard, attitude, cruel, unfeeling)
3
pitiless(mean, hard, severe, harsh)
3
ruthless(mean, hard, severe, harsh)
2
coldhearted
2
hardened(hard, attitude, cruel, unfeeling)
2
inhuman(hard, cruel, unfeeling, unsympathetic)
2
insensitive(hard, cruel, unfeeling, unsympathetic)
2
remorseless
2
stony
2
stonyhearted
2
unemotional(hard, unfeeling, unsympathetic, pitiless)
12 years ago|1.9k views|share |citing 
APASmart Define. (2014). compassionless thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/compassionless/thesaurus/synonyms
ChicagoSmart Define. 2014. "compassionless thesaurus" https://smartdefine.org/compassionless/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2014, compassionless thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/compassionless/thesaurus/synonyms>.
MLASmart Define. "compassionless thesaurus" 1 April 2014. Web. 22 September 2026. <https://smartdefine.org/compassionless/thesaurus/synonyms>