5 entries under unkindly topic. ×

9
cruelly(adverb, fiercely, violently, viciously)
7
unfeelingly(adverb, harshly, cruelly, indifferently)
4
coldly(adverb, deliberately, cruelly, indifferently)
0
selfishly(adverb, indifferently, ungenerously)
0
uncaringly(adverb, cruelly, indifferently, coldly)
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APASmart Define. (2016). heartlessly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/heartlessly/thesaurus/synonyms
ChicagoSmart Define. 2016. "heartlessly thesaurus" https://smartdefine.org/heartlessly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, heartlessly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/heartlessly/thesaurus/synonyms>.
MLASmart Define. "heartlessly thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/heartlessly/thesaurus/synonyms>