167 entries under alert topic. ×

5
apprised(adjective, understanding, keen, sensible, certain)
5
on guard(expression, adjective, keen, sharp, bright)
5
sensible(adjective, understanding, reasonable, keen, certain)
5
wide-awake(adjective, keen, sharp, bright, lively)
4
all ears(expression, adjective, idiom, sharp, excite)
4
anxious(adjective, kind, keen, friendly, warm)
4
appreciative(adjective, kind, friendly, warm, tender)
4
considering(adjective, intelligent, watchful, sharp-eyed)
4
deliberate(adjective, kind, friendly, polite)
4
discerning(adjective, understanding, reasonable, keen, sensible)
4
on the alert(expression, adjective, idiom, careful)
4
on the job(expression, adjective, idiom, adverb, keen)
4
quick(adjective, sharp, bright, lively)
4
sleepless(keen, careful, restless, disturbed)
3
acute(adjective, keen, careful, perceptive)
3
chary(adjective, reasonable, sensible, deliberate, restrained)
3
intelligent(adjective, reasonable, sharp, bright, sensible)
3
obedient(adjective, intelligent, compliant, submissive)
3
prepared(adjective, careful, cautious, aware)
3
preventive(adjective, careful, protective)
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APASmart Define. (2016). attentive thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/attentive/thesaurus/synonyms
ChicagoSmart Define. 2016. "attentive thesaurus" https://smartdefine.org/attentive/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, attentive thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/attentive/thesaurus/synonyms>.
MLASmart Define. "attentive thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/attentive/thesaurus/synonyms>