65 entries under unfeeling topic. ×

1
unsubmissive(adjective, hard, unsympathetic, prepared)
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apathetic(adjective, hard, unsympathetic, hardened)
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blind to(expression, adjective, hard, unsympathetic)
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careless(adjective, hard, unsympathetic, hardened)
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casehardened(hard, unsympathetic, hardened, toughened)
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cold(adjective, hard, cruel, unsympathetic)
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cold-blooded(adjective, hard, cruel, unsympathetic)
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cynical(adjective, hard, unsympathetic, stubborn)
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deaf to(expression, adjective, hard, unsympathetic)
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hard-nosed(adjective, hard, unsympathetic, stubborn)
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hard as nails(expression, adjective, idiom, set, strong)
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impenitent(adjective, hard, unsympathetic, hardened)
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indifferent(adjective, hard, cruel, unsympathetic)
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insensate(adjective, hard, unsympathetic, hardened)
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insensitive(adjective, hard, cruel, unsympathetic)
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insentient(adjective, hard, unsympathetic, hardened)
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soulless(adjective, hard, unsympathetic, hardened)
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spiritless(adjective, hard, unsympathetic, hardened)
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thick-skinned(adjective, hard, unsympathetic, hardened)
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torpid(adjective, hard, unsympathetic, hardened)
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APASmart Define. (2015). impenetrable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/impenetrable/thesaurus/synonyms
ChicagoSmart Define. 2015. "impenetrable thesaurus" https://smartdefine.org/impenetrable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, impenetrable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/impenetrable/thesaurus/synonyms>.
MLASmart Define. "impenetrable thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/impenetrable/thesaurus/synonyms>