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

136 entries under alert topic. ×

3
defensive(adjective, careful, caring, sheltered)
3
discerning(adjective, understanding, cool, reasonable, keen)
3
intelligent(adjective, cool, reasonable, sharp, bright)
3
interested(adjective, intelligent, considerate, responsive)
3
on the watch(expression, adjective, idiom, adverb)
3
perceptive(adjective, understanding, cool, sharp, bright)
3
sensible(adjective, understanding, cool, reasonable, keen)
2
alive to(expression, adjective, understanding, keen, sensible)
2
anxious(adjective, eager, careful, attentive)
2
apprehensive(adjective, cool, deliberate, excited, ready)
2
bright(adjective, cool, sharp, lively)
2
cognizant(adjective, understanding, cool, keen, sensible)
2
considering(adjective, intelligent, attentive, watchful)
2
conversant(adjective, understanding, cool, keen, sensible)
2
eager(intelligent, precise, responsive, attentive)
2
informed(adjective, understanding, keen, sensible, certain)
2
knowing(adjective, understanding, keen, sensible, certain)
2
lively(sharp, bright, active, quick)
2
on the job(expression, adjective, idiom, sharp, bright)
2
on the qui vive(expression, adjective, idiom, sharp, bright)
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APASmart Define. (2015). vigilant thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/vigilant/thesaurus/synonyms
ChicagoSmart Define. 2015. "vigilant thesaurus" https://smartdefine.org/vigilant/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, vigilant thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/vigilant/thesaurus/synonyms>.
MLASmart Define. "vigilant thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/vigilant/thesaurus/synonyms>