78 entries under unkind topic. ×

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afflictive(cruel, dreadful, upsetting, tragic)
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barbarous(adjective, evil, nasty, harsh, vicious)
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callous(adjective, evil, nasty, harsh, vicious)
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cutting(cruel, upsetting)
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harsh(adjective, evil, nasty, vicious, wicked)
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heartless(adjective, evil, nasty, harsh, vicious)
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hurting(cruel, upsetting)
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inappropriate(cruel, upsetting)
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inhuman(adjective, evil, nasty, harsh, vicious)
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insensitive(cruel, upsetting)
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merciless(adjective, evil, nasty, harsh, vicious)
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pitiless(adjective, nasty, malicious, merciless)
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relentless(adjective, evil, nasty, harsh, vicious)
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tactless(cruel, upsetting)
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unfeeling(adjective, evil, nasty, harsh, vicious)
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upsetting
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vindictive(adjective, nasty, vicious, wicked, hateful)
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wounding(cruel, upsetting)
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APASmart Define. (2016). pernicious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/pernicious/thesaurus/synonyms
ChicagoSmart Define. 2016. "pernicious thesaurus" https://smartdefine.org/pernicious/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, pernicious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/pernicious/thesaurus/synonyms>.
MLASmart Define. "pernicious thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/pernicious/thesaurus/synonyms>