55 entries under careless topic. ×

4
blind(adjective, foolish, stupid, thoughtless)
4
bold(adjective, anxious, worried, thoughtless)
4
daring(adjective, wild, anxious, thoughtless)
4
imprudent(adjective, wild, foolish, stupid)
4
incautious(adjective, rude, wild, careful)
3
foolish(adjective, stupid, thoughtless, impulsive)
3
harebrained(adjective, wild, thoughtless, impulsive)
3
ill-advised(adjective, rude, violent, wild)
3
irrational(thoughtless, impulsive, reckless, impetuous)
3
passionate(adjective, violent, enthusiastic, excited)
3
unthinking(adjective, violent, fierce, ardent)
2
adventurous(adjective, wild, thoughtless, impulsive)
2
eager(adjective, strong, keen, difficult, intense)
2
fiery(adjective, strong, difficult, intense, violent)
2
headstrong(adjective, anxious, worried, thoughtless)
2
indiscreet(adjective, violent, fast, quick)
2
injudicious(adjective, thoughtless, impulsive, reckless)
2
unwary(adjective, foolish, stupid, bold)
2
venturesome(adjective, wild, anxious, worried)
1
audacious(adjective, rude, wild, anxious)
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APASmart Define. (2015). headlong thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/headlong/thesaurus/synonyms
ChicagoSmart Define. 2015. "headlong thesaurus" https://smartdefine.org/headlong/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, headlong thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/headlong/thesaurus/synonyms>.
MLASmart Define. "headlong thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/headlong/thesaurus/synonyms>