1
cruel-hearted
1
dead-hearted(adjective, bad, cold, aloof, no feelings)
1
dead-pan(adjective, bad, cold, aloof, no feelings)
1
destructive
1
emotionless(adjective, bad, cold, aloof, no feelings)
1
felly
1
flinty
1
frigidly(adverb, in a bad way)
1
grim
1
gruffly
1
hard-boiled(adjective, bad, cold, aloof, no feelings)
1
hardheartedly(adverb, in a bad way)
1
hardly
1
harsh
1
hatefully(adverb, negatively)
1
hostile(adjective, coldhearted)
1
hostilely(adverb, negatively)
1
hurtfully
1
ill-naturedly(adverb, negatively)
1
illy
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APASmart Define. (2016). unkindly thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unkindly/thesaurus/synonyms
ChicagoSmart Define. 2016. "unkindly thesaurus" https://smartdefine.org/unkindly/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, unkindly thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unkindly/thesaurus/synonyms>.
MLASmart Define. "unkindly thesaurus" 31 March 2016. Web. 21 September 2026. <https://smartdefine.org/unkindly/thesaurus/synonyms>