60 entries under hard topic. ×

1
coldblooded(adjective, mean, harsh, cold)
1
compassionless(adjective, mean, severe, harsh)
1
forbidding(adjective, tough, harsh, cruel)
1
hard-bitten(adjective, tough, harsh, cruel)
1
hardened(adjective, tough, harsh, cruel)
1
hatchetjob(adjective, mean, harsh, cold)
1
impenitent(adjective, tough, harsh, cruel)
1
inexorable(adjective, mean, tough, severe)
1
insensible(adjective, mean, harsh, cold)
1
intolerant(adjective, tough, harsh, cruel)
1
killer instinct(expression, adjective, mean, harsh)
1
rigorous(adjective, tough, harsh, cruel)
1
shameless(adjective, tough, harsh, cruel)
1
sour(adjective, tough, harsh, cruel)
1
uncontrite(adjective, tough, harsh, cruel)
1
unregenerate(adjective, tough, harsh, cruel)
1
unremitting(adjective, tough, harsh, cruel)
1
unrepenting(adjective, tough, harsh, cruel)
1
unyielding(adjective, mean, tough, severe)
0
cold-hearted(adjective, cruel, vicious, unfeeling)
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APASmart Define. (2016). inhumane thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/inhumane/thesaurus/synonyms
ChicagoSmart Define. 2016. "inhumane thesaurus" https://smartdefine.org/inhumane/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, inhumane thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/inhumane/thesaurus/synonyms>.
MLASmart Define. "inhumane thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/inhumane/thesaurus/synonyms>