167 entries under perceptive topic. ×

1
irritable(adjective, understanding, fine, sensible, delicate)
1
known(adjective, understanding, sensible, certain, alert)
1
nervous(adjective, understanding, fine, sensible, delicate)
1
not missing a trick(expression, adjective, idiom, alert, careful)
1
noticing(adjective, understanding, sensible, certain, alert)
1
noting(adjective, understanding, sensible, certain, alert)
1
obedient(adjective, enthusiastic, alert, game, eager)
1
observative(alert, intelligent, attentive, watchful)
1
observing(adjective, understanding, sensible, certain, alert)
1
on to(expression, adjective, understanding, sensible, certain)
1
oversensitive(adjective, understanding, fine, sensible, delicate)
1
precarious(adjective, understanding, fine, sensible, delicate)
1
psychic(adjective, understanding, fine, sensible, delicate)
1
questioning(alert, intelligent, attentive, watchful)
1
quick on the uptake(expression, idiom, smart, intelligent)
1
recognizing(adjective, understanding, sensible, certain, alert)
1
remarking(adjective, understanding, sensible, certain, alert)
1
sensatory(adjective, understanding, fine, sensible, delicate)
1
sensile(adjective, understanding, fine, sensible, delicate)
1
sensitive to(expression, adjective, understanding, sensible, certain)
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APASmart Define. (2016). keen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/keen/thesaurus/synonyms
ChicagoSmart Define. 2016. "keen thesaurus" https://smartdefine.org/keen/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, keen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/keen/thesaurus/synonyms>.
MLASmart Define. "keen thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/keen/thesaurus/synonyms>