327 entries under noun topic. ×

1
advisability
1
airworthiness
1
apperception(power, spirit, mind, reason)
1
apprehension(understanding, mind, sense, intelligence)
1
argumentation(understanding, mind, reason, sense)
1
assurance(support, control, strength, balance)
1
attention(power, spirit, mind, reason)
1
backbone(health, support, control, force)
1
bluntness(honor, right, confidence, goodness)
1
bounds(understanding, mind, sense, intelligence)
1
brain(understanding, power, spirit, mind)
1
brainpower(understanding, power, spirit, mind)
1
brains(understanding, power, spirit, mind)
1
brawn(health, force, body, power)
1
brawniness(health, force, body, power)
1
brute force(expression, health, force, body)
1
candidness(honor, substance, confidence, goodness)
1
candor(honor, right, confidence, goodness)
1
capacity(activity, action, go, drive)
1
certainty(confidence, well-being)
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APASmart Define. (2015). soundness thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/soundness/thesaurus/synonyms
ChicagoSmart Define. 2015. "soundness thesaurus" https://smartdefine.org/soundness/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, soundness thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/soundness/thesaurus/synonyms>.
MLASmart Define. "soundness thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/soundness/thesaurus/synonyms>