Synonyms|182Antonyms|64|Broader|1Narrower|0Related|513

51 entries under cautious topic. ×

9
alert(adjective, adverb, keen, sharp, smart)
8
vigilant(adjective, sharp, bright, lively, alert)
7
on the ball(expression, adjective, idiom, adverb, keen)
7
unsleeping(adjective, keen, anxious, alert, careful)
6
attentive(adjective, keen, sharp, bright, lively)
6
observant(adjective, keen, sharp, bright, lively)
6
open-eyed(adjective, keen, anxious, alert, careful)
6
ready(adjective, adverb, sharp, bright, lively)
6
wakeful(adjective, keen, anxious, alert, careful)
5
keen(adjective, sharp, smart, anxious, alert)
5
wary(adjective, keen, sharp, bright, lively)
4
on the job(expression, adjective, idiom, keen, sharp)
2
careful(adjective, keen, sharp, bright, lively)
2
circumspect(adjective, keen, sharp, bright, lively)
2
heedful(adjective, sharp, bright, lively, alert)
2
on guard(expression, adjective, keen, sharp, bright)
2
on the qui vive(expression, adjective, idiom, keen, sharp)
1
all ears(expression, adjective, sharp, bright, lively)
1
chary(adjective, alert, careful, considerate)
1
glued(adjective, alert, careful, attentive)
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ChicagoSmart Define. 2015. "wide-awake thesaurus" https://smartdefine.org/wide-awake/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, wide-awake thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/wide-awake/thesaurus/synonyms>.
MLASmart Define. "wide-awake thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/wide-awake/thesaurus/synonyms>