92 entries under adjective topic. ×

3
psychical(rational, reasoning, intellectual, supernatural)
3
ratiocinative(sound, reasonable, sensible, reasoning)
3
ruminating(noun, rational, intelligent, thoughtful)
3
sane(sound, reasonable, sensible, reasoning)
3
studious(reasonable, keen, thought, deep)
3
wistful(reasonable, keen, thought, deep)
2
astute(smart, bright, brainy)
2
bright(smart, rational, intelligent, thoughtful)
2
careful
2
cogent
2
excogitative(thoughtful, thoughts)
2
heedful
2
judicious(sound, reasonable, sensible, reasoning)
2
perceiving(noun, verb, understanding, attention)
2
quick-witted(smart, bright, brainy)
2
serious(reasonable, keen, deep, thoughtful)
2
subjective(reasonable, keen, heavy, deep)
2
thought-out(reasonable, reasoning, intellectual, mental)
1
absorbed(reasonable, keen, deep, rational)
1
analytical(sound, reasonable, keen, sensible)
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APASmart Define. (2016). thinking thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/thinking/thesaurus/synonyms
ChicagoSmart Define. 2016. "thinking thesaurus" https://smartdefine.org/thinking/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, thinking thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/thinking/thesaurus/synonyms>.
MLASmart Define. "thinking thesaurus" 11 February 2016. Web. 22 September 2026. <https://smartdefine.org/thinking/thesaurus/synonyms>