2
inconsiderately(adverb, in a bad way)
2
obdurately(adverb, in a bad way)
2
unemotionally(adverb, insensitively)
2
unmercifully(adverb, pitilessly)
1
adamantly(adverb, in a bad way)
1
angrily(adverb, bad feelings)
1
apathetically(adverb, insensitively)
1
atrociously(adverb, in awful way)
1
barbarously(adverb, in awful way)
1
bitterly(adverb, bad feelings)
1
bloodthirstily(adverb, pitilessly)
1
bluntly(adverb, insensitively)
1
brutishly(adverb, in awful way)
1
churlishly(adverb, bad feelings)
1
cold-bloodedly
1
compassionlessly(adverb, in a bad way)
1
crabbily(adverb, bad feelings)
1
crossly(adverb, bad feelings)
1
demoniacally(adverb, in awful way)
1
diabolically(adverb, in awful way)
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APASmart Define. (2016). hardheartedly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/hardheartedly/thesaurus/synonyms
ChicagoSmart Define. 2016. "hardheartedly thesaurus" https://smartdefine.org/hardheartedly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, hardheartedly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hardheartedly/thesaurus/synonyms>.
MLASmart Define. "hardheartedly thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/hardheartedly/thesaurus/synonyms>