Synonyms|724Antonyms|162|Broader|8Narrower|0Related|1.2k

75 entries under heedless topic. ×

7
oblivious(adjective, careless, indifferent, silly, foolish)
7
regardless(adjective, careless, indifferent, foolish, stupid)
6
ill-advised(adjective, dull, careless, foolish, stupid)
4
bold(adjective, careless, thoughtless, impulsive, rash)
4
brash(adjective, sharp, rough, rude, careless)
4
ill-judged(adjective, careless, foolish, bold, thoughtless)
4
unobservant(adjective, careless, indifferent, foolish, stupid)
3
absent(adjective, careless, indifferent, apathetic, remote)
3
devil-may-care(adjective, careless, casual, thoughtless, impulsive)
3
precipitate(adjective, careless, thoughtless, impulsive, rash)
2
hotheaded(adjective, careless, bold, thoughtless, impulsive)
2
madcap(adjective, careless, thoughtless, impulsive, rash)
2
out to lunch(expression, adjective, idiom, dull, careless)
2
unvigilant(adjective, careless, bold, thoughtless, impulsive)
2
unwatchful(adjective, careless, indifferent, bold, apathetic)
1
absorbed(careless, remote, distracted, scatterbrained)
1
abstracted(adjective, careless, indifferent, casual, remote)
1
airheaded(careless, remote, distracted, scatterbrained)
1
any old way(expression, adjective, idiom, careless, casual)
1
bemused(careless, remote, distracted, scatterbrained)
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HarvardSmart Define 2015, unthinking thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unthinking/thesaurus/synonyms>.
MLASmart Define. "unthinking thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/unthinking/thesaurus/synonyms>