212 entries under understanding topic. ×

4
substance(noun, good, feeling, cause)
3
apprehension(noun, mind, grasp, sense)
3
consciousness(noun, feeling, power, spirit)
3
depth(wisdom, perceptiveness, intelligence wisdom)
3
enlightenment(knowledge, sense, wisdom, perceptiveness)
3
horse sense(expression, idiom, knowledge, sense)
3
intellectuality(noun, power, spirit, ability)
3
marbles(noun, power, spirit, mind)
3
perception(noun, form, end, feeling)
3
perspicacity(noun, knowledge, mind, grasp)
3
psyche(noun, feeling, power, energy)
3
sapience(noun, knowledge, mind, sense)
2
ability(noun, feeling, power, turn)
2
astuteness(noun, knowledge, mind, sense)
2
brainpower(noun, power, spirit, mind)
2
cerebration(noun, ability, idea, intelligence)
2
cognition(philosophy, idea, thought, reasoning)
2
discrimination(noun, feeling, knowledge, mind)
2
essence(noun, form, support, action, end)
2
fancy(noun, verb, form, end, feeling)
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APASmart Define. (2016). reason thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/reason/thesaurus/synonyms
ChicagoSmart Define. 2016. "reason thesaurus" https://smartdefine.org/reason/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, reason thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/reason/thesaurus/synonyms>.
MLASmart Define. "reason thesaurus" 25 February 2016. Web. 24 September 2026. <https://smartdefine.org/reason/thesaurus/synonyms>