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

140 entries under careful topic. ×

2
cognizant(adjective, alert, familiar, wise)
2
diplomatic(adjective, kind, reasonable, sensible, restrained)
2
in the know(expression, idiom, alert, familiar)
2
knowing(adjective, alert, familiar, wise)
2
leery(adjective, thoughtful, sober, cautious)
2
on the qui vive(expression, adjective, idiom, sharp, bright)
2
on to(expression, alert, familiar, wise)
2
plugged in(expression, alert, familiar, wise)
2
respectful(considerate, cautious, responsive, aware)
2
restrained(adjective, thoughtful, cautious, suspicious)
2
safe(thoughtful, cautious, prudent, suspicious)
2
sagacious(adjective, cautious, prudent, tactful)
2
shrewd(adjective, thoughtful, deceitful, prudent)
2
suspicious(adjective, alert, shy, considerate)
2
tentative(thoughtful, prudent, watchful, guarded)
2
tuned in(expression, alert, familiar, wise)
2
wide-awake(adjective, sharp, bright, lively, alert)
1
accurate(exact, regular, sober, refined)
1
alive to(expression, cautious, aware, attentive)
1
be up on(knowledgeable, cautious, aware, attentive)
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APASmart Define. (2015). heedful thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/heedful/thesaurus/synonyms
ChicagoSmart Define. 2015. "heedful thesaurus" https://smartdefine.org/heedful/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, heedful thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/heedful/thesaurus/synonyms>.
MLASmart Define. "heedful thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/heedful/thesaurus/synonyms>