191 entries under cruel topic. ×

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grievous(adjective, tough, harsh, grim)
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hard-nosed(adjective, hard, severe, sharp, nasty)
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hurting(adjective, upsetting, spiteful)
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ignoble(adjective, nasty, uncaring, dishonorable)
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ill-tempered(adjective, nasty, unpleasant, disagreeable)
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inappropriate
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intemperate(adjective, tough, harsh, grim)
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intolerable(adjective, tough, harsh, grim)
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kindless(mean, bad, spiteful, ill-natured)
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knavish(adjective, nasty, uncaring, callous)
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liverish(adjective, nasty, uncaring, callous)
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low(adjective, nasty, dishonorable, despicable)
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low-down and dirty(expression, adjective, idiom, nasty)
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miserly(adjective, nasty, thoughtless, rotten)
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nocuous
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noxious
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perfidious(adjective, nasty, uncaring, callous)
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pesky(adjective, nasty, uncaring, callous)
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prejudicial
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scurrilous(adjective, nasty, uncaring, callous)
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APASmart Define. (2016). unkind thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unkind/thesaurus/synonyms
ChicagoSmart Define. 2016. "unkind thesaurus" https://smartdefine.org/unkind/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, unkind thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unkind/thesaurus/synonyms>.
MLASmart Define. "unkind thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/unkind/thesaurus/synonyms>