7
thorough(adjective, careful, thoughtful, sober, scrupulous)
6
assiduous(adjective, thorough, meticulous, painstaking)
6
finical(adjective, vigilant)
6
politic(adjective, careful, thoughtful, caution, refined)
6
punctilious(adjective, careful, thorough, meticulous, painstaking)
6
sharp(adjective, bright, lively, alert, familiar)
5
concentrating(adjective, considerate, responsive, aware, attentive)
5
delicate(adjective, careful, refined, tactful, diplomatic)
5
exacting(adjective, thorough, meticulous, vigilant, painstaking)
5
interested(adjective, alert, caring, intelligent, thoughtful)
5
judicious(adjective, careful, thoughtful, sober, cautious)
5
painstaking(adjective, exact, careful, thorough, scrupulous)
5
responsible(adjective, careful, attentive, thorough, meticulous)
4
absorbed(adjective, attentive)
4
alive(adjective, alert, familiar, wise, knowledgeable)
4
all ears(expression, adjective, idiom, sharp, excite)
4
apprehensive(adjective, kind, deliberate, alert, familiar)
4
cagey(adjective, sharp, lively, careful, cautious)
4
canny(adjective, kind, friendly, polite, careful)
4
conscionable(adjective, thorough, meticulous, painstaking)
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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>