90 entries under rationality topic. ×

13
stability(noun, health, support, control, change)
12
strength(noun, health, support, control, change)
9
integrity(noun, health, honor, right, reason)
9
sanity(noun, health, understanding, power, spirit)
7
validity(noun, strength, substance, color, chance)
7
wisdom(noun, understanding, power, knowledge, spirit)
6
sense(noun, understanding, knowledge, mind, reason)
5
lucidity(noun, understanding, power, spirit, mind)
5
reason(noun, power, knowledge, spirit, mind)
5
reasonableness(noun, understanding, knowledge, mind, reason)
5
saneness(noun, understanding, mind, sense, intelligence)
5
wit(noun, health, understanding, knowledge, mind)
4
common sense(noun, expression, knowledge, mind, reason)
4
force(noun, health, body, power, strength)
4
mind(noun, understanding, reason, sense, intelligence)
4
normality(noun, routine, wit, prudence, stability)
3
balance(noun, support, control, understanding, strength)
3
cogency(strength, substance, authenticity, soberness)
3
logic(noun, understanding, knowledge, mind, reason)
3
right mind(expression, idiom, wit, prudence, stability)
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APASmart Define. (2015). soundness thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/soundness/thesaurus/synonyms
ChicagoSmart Define. 2015. "soundness thesaurus" https://smartdefine.org/soundness/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, soundness thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/soundness/thesaurus/synonyms>.
MLASmart Define. "soundness thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/soundness/thesaurus/synonyms>