Synonyms|188Antonyms|47|Broader|2Narrower|0Related|238

30 entries under keen topic. ×

18
observant(adjective, feature, characteristic, detail)
17
alert(adjective, feature, characteristic, sharp)
17
watchful(adjective, feature, characteristic, sharp)
13
attentive(adjective, feature, characteristic, detail)
13
aware(adjective, feature, characteristic, detail)
10
wakeful(adjective, anxious, alert, careful)
6
wary(adjective, sharp, alert, careful)
6
wide-awake(adjective, anxious, alert, careful)
5
agog(anxious, alert, careful, cautious)
5
careful(adjective, sharp, alert, cautious)
4
on the ball(expression, adjective, idiom, alert)
3
circumspect(adjective, alert, careful, cautious)
3
on guard(expression, adjective, anxious, alert)
3
on the job(expression, adjective, idiom, anxious)
3
on the lookout(expression, adjective, idiom, alert)
3
sharp(adjective, bright, anxious, alert)
2
guarded(adjective, anxious, alert, careful)
2
sleepless(anxious, alert, careful, cautious)
2
unsleeping(adjective, anxious, alert, careful)
1
acute(anxious, alert, careful, cautious)
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APASmart Define. (2015). open-eyed thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/open-eyed/thesaurus/synonyms
ChicagoSmart Define. 2015. "open-eyed thesaurus" https://smartdefine.org/open-eyed/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, open-eyed thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/open-eyed/thesaurus/synonyms>.
MLASmart Define. "open-eyed thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/open-eyed/thesaurus/synonyms>