1
acquainted(adjective, alert, familiar, wise, knowledgeable)
1
agreeable
1
alive to(expression, careful, cautious, aware, attentive)
1
all eyes
1
appraised(adjective, alert, familiar, wise, knowledgeable)
1
appreciative(adjective, alert, familiar, wise, knowledgeable)
1
apprised(adjective, alert, familiar, wise, knowledgeable)
1
aroused(adjective, conscious, wide-awake, wakeful)
1
attention
1
be up on(careful, knowledgeable, cautious, aware, attentive)
1
bright(sharp, lively, active, alert, intelligent)
1
calculating(careful, thoughtful, cautious, prudent, suspicious)
1
careful regardful(expression, idiom, care)
1
choosy(thoughtful, sober, cautious, prudent, wary)
1
civil(adjective, kind, reasonable, friendly, sensible)
1
clear-sighted(alert, intelligent, attentive, watchful, sharp-eyed)
1
close
1
complaisant
1
compliant
1
comprehending(alert, intelligent, attentive, watchful, sharp-eyed)
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APASmart Define. (2015). heedful thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/heedful/thesaurus/synonyms
ChicagoSmart Define. 2015. "heedful thesaurus" https://smartdefine.org/heedful/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, heedful thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/heedful/thesaurus/synonyms>.
MLASmart Define. "heedful thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/heedful/thesaurus/synonyms>