0
sadistic(adjective, cruel, perverted)
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selfish
0
stern
0
strict
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tigerish
0
truculent
0
uncharitable
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uncompassionate(adjective, mean, hard, disciplined, humanitarian)
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unfeeling
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antipathetic
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attacking
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authoritarian
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aversive(kind, sensitive)
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baleful
0
barbaric
0
believe
0
bitchy
0
blind to(expression, kind, sympathetic)
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bloodthirsty
0
bloody-minded
10 years ago|2k views|share |citing 
APASmart Define. (2016). merciful thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/merciful/thesaurus/antonyms
ChicagoSmart Define. 2016. "merciful thesaurus" https://smartdefine.org/merciful/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, merciful thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/merciful/thesaurus/antonyms>.
MLASmart Define. "merciful thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/merciful/thesaurus/antonyms>