103 entries under harsh topic. ×

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bleak(adjective, tough, severe, cruel)
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disagreeable(adjective, tough, cruel, grim)
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distressing(adjective, tough, grim, painful)
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grievous(adjective, tough, cruel, grim)
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inclement(adjective, tough, cruel, grim)
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intemperate(adjective, tough, cruel, grim)
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intolerable(adjective, tough, cruel, grim)
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iron-fisted(adjective, tough, severe, firm)
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painful(adjective, tough, cruel, grim)
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picky(adjective, tough, severe, firm)
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prudish(adjective, tough, severe, firm)
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punctilious(adjective, tough, severe, firm)
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puritanical(adjective, tough, severe, firm)
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rancorous(adjective, tough, cruel, grim)
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resentful(adjective, tough, cruel, grim)
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rugged(adjective, strong, hard, tough, severe)
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scrupulous(adjective, tough, severe, firm)
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straight(adjective, tough, severe, firm)
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strait-laced(adjective, tough, severe, firm)
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stuffy(adjective, tough, severe, firm)
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APASmart Define. (2016). hard-boiled thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/hard-boiled/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard-boiled thesaurus" https://smartdefine.org/hard-boiled/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, hard-boiled thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/hard-boiled/thesaurus/synonyms>.
MLASmart Define. "hard-boiled thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/hard-boiled/thesaurus/synonyms>