189 entries under keen topic. ×

1
involved(adjective, sympathetic, excited, attentive)
1
knowledgeable(understanding, sharp, smart, sensitive)
1
known(adjective, understanding, sensible, certain)
1
lured(adjective, sympathetic, excited, involved)
1
moved(adjective, sympathetic, excited, involved)
1
noticing(adjective, understanding, sensible, certain)
1
noting(adjective, understanding, sensible, certain)
1
observing(adjective, understanding, kind, sensible)
1
obsessed(adjective, sympathetic, excited, involved)
1
on the case(expression, adjective, idiom, sympathetic)
1
on to(expression, adjective, understanding, sensible)
1
partial(adjective, warm, tender, sympathetic)
1
partisan(adjective, sympathetic, excited, involved)
1
penetrative(adjective, understanding, sharp, smart)
1
percipient(adjective, understanding, sharp, sensible)
1
perfervid(adjective, warm, intense, passionate)
1
perspicacious(understanding, sensitive, perceptive, penetrating)
1
pious(adjective, warm, intense, passionate)
1
precarious(adjective, understanding, fine, sensible)
1
precise(adjective, understanding, fine, sensible)
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APASmart Define. (2016). responsive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/responsive/thesaurus/synonyms
ChicagoSmart Define. 2016. "responsive thesaurus" https://smartdefine.org/responsive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, responsive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/responsive/thesaurus/synonyms>.
MLASmart Define. "responsive thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/responsive/thesaurus/synonyms>