Synonyms|648Antonyms|154|Broader|16Narrower|18Related|740

63 entries under intelligent topic. ×

3
apprehensive(adjective, cool, sensible, deliberate, alert)
3
clever(adjective, cool, sharp, bright, lively)
3
insightful(adjective, understanding, cool, keen, sharp)
3
knowing(adjective, understanding, cool, keen, sharp)
3
knowledgeable(adjective, understanding, cool, keen, sharp)
3
quick-witted(adjective, strong, cool, sharp, smart)
3
sensible(adjective, understanding, cool, reasonable, restrained)
3
sentient(adjective, understanding, cool, sensible, significant)
3
wise(adjective, understanding, cool, reasonable, keen)
2
brainy(adjective, understanding, cool, keen, sharp)
2
conversant(adjective, understanding, cool, sensible, sympathetic)
2
percipient(adjective, understanding, cool, keen, sharp)
2
sagacious(adjective, understanding, cool, reasonable, keen)
2
sage(adjective, understanding, cool, keen, sharp)
2
smart(adjective, understanding, cool, sharp, bright)
2
tuned in(expression, adjective, understanding, cool, keen)
1
brilliant(adjective, cool, smart, bright, fast)
1
canny(adjective, cool, kind, sharp, friendly)
1
caustic(adjective, strong, sharp, intense, powerful)
1
competent(adjective, cool, significant, brilliant)
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APASmart Define. (2016). observant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/observant/thesaurus/synonyms
ChicagoSmart Define. 2016. "observant thesaurus" https://smartdefine.org/observant/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, observant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/observant/thesaurus/synonyms>.
MLASmart Define. "observant thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/observant/thesaurus/synonyms>