98 entries under reason topic. ×

12
intelligibility(noun, simplicity, brightness, certainty)
10
comprehensibility(noun, simplicity, brightness, certainty)
9
sanity(noun, health, understanding, power, spirit)
8
rationality(noun, understanding, mind, sense)
6
saneness(noun, understanding, mind, sense)
6
sense(noun, understanding, mind, understand)
5
mind(noun, understanding, sense, intelligence)
5
reasonableness(noun, understanding, mind, sense)
5
soundness(noun, understanding, power, spirit, mind)
4
consistency(noun, unity, rationality, intelligibility)
4
coherence(noun, sense, judgment, simplicity)
2
intuition(noun, power, spirit, mind)
2
marbles(noun, understanding, power, spirit, mind)
2
unity(noun, consistency, rationality)
1
apperception(noun, power, spirit, mind)
1
argumentation(noun, understanding, mind, sense)
1
attention(noun, power, spirit, mind)
1
brain(noun, understanding, power, spirit, mind)
1
brainpower(noun, understanding, power, spirit, mind)
1
brains(noun, understanding, power, spirit, mind)
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APASmart Define. (2016). lucidity thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/lucidity/thesaurus/synonyms
ChicagoSmart Define. 2016. "lucidity thesaurus" https://smartdefine.org/lucidity/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, lucidity thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/lucidity/thesaurus/synonyms>.
MLASmart Define. "lucidity thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/lucidity/thesaurus/synonyms>