Synonyms|219Antonyms|93|Broader|12Narrower|13Related|291
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arduousness(discipline, strictness)
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asceticism(severity, strictness)
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assurance(firmness, rigidity, stiffness)
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astringence(severity, strictness)
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backbone(firmness, rigidity, stiffness)
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balance(firmness, rigidity, stiffness)
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barbarity(noun, violence, severity, ferocity)
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bitterness(sharpness, severity, harshness)
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brutality(noun, violence, severity, cruelty, harshness)
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callousness(noun, cruelty, strictness)
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calmness(noun, importance, significance, gravity, humorlessness)
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chasteness(severity, strictness)
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chastity(severity, strictness)
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choosiness
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cohesion(firmness, rigidity, stiffness)
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conscientiousness(severity, harshness, conformity, strictness, conservatism)
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constancy(firmness, rigidity, stiffness)
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continence(severity, strictness)
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contractility
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conventionalism(severity, harshness, conformity, strictness, conservatism)
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APASmart Define. (2015). sternness thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sternness/thesaurus/synonyms
ChicagoSmart Define. 2015. "sternness thesaurus" https://smartdefine.org/sternness/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, sternness thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sternness/thesaurus/synonyms>.
MLASmart Define. "sternness thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/sternness/thesaurus/synonyms>