Synonyms|528Antonyms|171|Broader|5Narrower|1Related|1.3k

130 entries under alert topic. ×

4
sharp-eyed(adjective, intelligent, attentive, watchful)
3
active(sharp, bright, care, lively)
3
defensive(adjective, careful, attentive, protective)
3
on the job(expression, adjective, idiom, sharp, bright)
3
preventive(adjective, careful, attentive, protective)
3
wise(adjective, sharp, bright, sensible, lively)
2
agog(attentive, watchful)
2
anxious(adjective, kind, friendly, polite)
2
au courant(expression, familiar, careful, wise)
2
cognizant(adjective, familiar, careful, wise)
2
discerning(adjective, intelligent, cautious, attentive)
2
hip(sharp, bright, lively, familiar)
2
in the know(expression, idiom, familiar, careful)
2
intentive(intelligent, attentive, watchful, observant)
2
knowing(adjective, familiar, careful, wise)
2
on the qui vive(expression, adjective, idiom, sharp, bright)
2
on to(expression, familiar, careful, wise)
2
on your guard(expression, idiom, aware, attentive)
2
perceptive(adjective, sharp, bright, lively)
2
plugged in(expression, familiar, careful, wise)
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APASmart Define. (2015). heedful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/heedful/thesaurus/synonyms
ChicagoSmart Define. 2015. "heedful thesaurus" https://smartdefine.org/heedful/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, heedful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/heedful/thesaurus/synonyms>.
MLASmart Define. "heedful thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/heedful/thesaurus/synonyms>