Synonyms|572Antonyms|111|Broader|6Narrower|1Related|510

203 entries under adjective topic. ×

2
canny(cool, reasonable, sensible, restrained)
2
cognizant(understanding, cool, keen, sensible)
2
concentrating(considerate, responsive, aware, attentive)
2
considering(alert, intelligent, attentive, watchful)
2
conversant(understanding, cool, keen, sensible)
2
engrossed
2
exacting(thoughtful, sober, cautious, prudent)
2
fascinated(considerate, responsive, aware, attentive)
2
fastidious(thoughtful, sober, cautious, prudent)
2
finicky(careful, thoughtful, sober, attentive)
2
focused(feature, characteristic, detail)
2
immersed(considerate, responsive, aware, attentive)
2
informed(understanding, keen, sensible, certain)
2
keen-eyed
2
knowing(understanding, keen, sensible, certain)
2
leery(restrained, careful, thoughtful, cautious)
2
on the job(expression, idiom, sharp, bright)
2
on the qui vive(expression, idiom, sharp, bright)
2
on toes(expression, adverb, bright, careful)
2
on your guard(expression, idiom, alert, aware)
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APASmart Define. (2015). vigilant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vigilant/thesaurus/synonyms
ChicagoSmart Define. 2015. "vigilant thesaurus" https://smartdefine.org/vigilant/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, vigilant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vigilant/thesaurus/synonyms>.
MLASmart Define. "vigilant thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/vigilant/thesaurus/synonyms>