Synonyms|699Antonyms|128|Broader|9Narrower|12Related|907

68 entries under keen topic. ×

1
au courant(expression, adjective, understanding, sensible)
1
certain(adjective, understanding, sensible, alert)
1
felt(adjective, understanding, sensible, certain)
1
hep to(expression, adjective, understanding, sensible)
1
in on(expression, adjective, understanding, sensible)
1
in right mind(expression, adjective, idiom, understanding)
1
informed(adjective, understanding, sensible, certain)
1
known(adjective, understanding, sensible, certain)
1
looking for(expression, alert, eager, careful)
1
noticing(adjective, understanding, sensible, certain)
1
noting(adjective, understanding, sensible, certain)
1
on to(expression, adjective, understanding, sensible)
1
on toes(expression, adjective, adverb, alert)
1
perceiving(adjective, understanding, sensible, certain)
1
recognizing(adjective, understanding, sensible, certain)
1
remarking(adjective, understanding, sensible, certain)
1
responsive(adjective, understanding, sensible, certain)
1
seeing(adjective, understanding, sensible, certain)
1
sensitive to(expression, adjective, understanding, sensible)
1
supraliminal(adjective, understanding, sensible, certain)
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ChicagoSmart Define. 2016. "watchful thesaurus" https://smartdefine.org/watchful/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, watchful thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/watchful/thesaurus/synonyms>.
MLASmart Define. "watchful thesaurus" 26 February 2016. Web. 30 September 2026. <https://smartdefine.org/watchful/thesaurus/synonyms>