44 entries under attentive topic. ×

5
watchful(adjective, alert, careful, disturbed, aware)
4
on the job(expression, adjective, idiom, alert)
4
vigilant(adjective, alert, careful, disturbed, aware)
4
wakeful(adjective, alert, careful, restless, disturbed)
3
alert(restless, disturbed, aware, wary)
3
sharp(adjective, alert, watchful)
2
cautious(adjective, alert, watchful, observant)
2
circumspect(adjective, alert, watchful, observant)
2
keen(alert, watchful, observant)
2
observant(adjective, alert, careful, restless, disturbed)
2
on guard(expression, adjective, alert, careful, restless)
2
on the ball(expression, idiom, alert, aware)
2
on the lookout(adjective, alert, careful, disturbed, aware)
2
ready(alert, observant)
2
sleepless(alert, careful, restless, disturbed)
2
wary(adjective, alert, careful, restless, disturbed)
2
wide-awake(alert, careful, restless, disturbed)
1
careful(adjective, alert, restless, disturbed)
1
chary(adjective, alert, observant)
1
guarded(adjective, alert, watchful, observant)
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APASmart Define. (2015). on the alert thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/on_the_alert/thesaurus/synonyms
ChicagoSmart Define. 2015. "on the alert thesaurus" https://smartdefine.org/on_the_alert/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, on the alert thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/on_the_alert/thesaurus/synonyms>.
MLASmart Define. "on the alert thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/on_the_alert/thesaurus/synonyms>