314 entries under adjective topic. ×

3
rapt(attention, attentive)
3
responsible(attentive, vigilant)
3
safe(careful, cautious, prudent, tactful)
3
sensible(understanding, cool, reasonable, restrained)
3
sentient(understanding, cool, sensible, significant)
3
tactful(kind, reasonable, sensible, delicate)
3
thorough(thoughtful, sober, cautious, prudent)
3
true
3
wise(understanding, cool, reasonable, keen)
2
apprised(perceptive, aware, insightful)
2
brainy(understanding, cool, keen, sharp)
2
breathless(strong, intense, powerful, attention)
2
clear-sighted(sympathetic, alert, wise, attentive)
2
conversant(understanding, cool, sensible, sympathetic)
2
devoted(strong, intense, powerful, deep)
2
discriminating(sharp, alert, careful, cautious)
2
eager(strong, intense, powerful, alert)
2
earnest(strong, intense, powerful, deep)
2
exacting(thoughtful, sober, cautious, prudent)
2
fascinated(considerate, responsive, aware, attentive)
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APASmart Define. (2016). observant thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/observant/thesaurus/synonyms
ChicagoSmart Define. 2016. "observant thesaurus" https://smartdefine.org/observant/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, observant thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/observant/thesaurus/synonyms>.
MLASmart Define. "observant thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/observant/thesaurus/synonyms>