Synonyms|572Antonyms|111|Broader|6Narrower|1Related|510
1
discovering(alert, intelligent, attentive, watchful, sharp-eyed)
1
discriminating(adjective, alert, careful, intelligent, cautious)
1
distrustful(adjective, cautious, suspicious, watchful)
1
enraptured(adjective, attentive)
1
entranced(adjective, attentive)
1
equipped
1
expectant(adjective, anticipating)
1
experienced(adjective, cool, significant, intelligent, brilliant)
1
expert(adjective, cool, significant, intelligent, brilliant)
1
familiarized
1
far-sighted(adjective, sensible, careful, wise, practical)
1
fast on the draw(expression, idiom, sharp, bright, lively)
1
felt(adjective, understanding, keen, sensible, certain)
1
finical
1
forethoughtful(careful, thoughtful, prudent, watchful, guarded)
1
fostering
1
frugal(sensible, careful, wise, practical, tight)
1
glued(adjective, alert, careful, caring, thoughtful)
1
good and ready(expression, idiom)
1
good hands(expression, sharp, bright, lively, active)
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ChicagoSmart Define. 2015. "vigilant thesaurus" https://smartdefine.org/vigilant/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, vigilant thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/vigilant/thesaurus/synonyms>.
MLASmart Define. "vigilant thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/vigilant/thesaurus/synonyms>