18
rashness(noun, drive, power, press, spirit)
15
carelessness(noun, drive, press, abandon, neglect)
13
imprudence(noun, neglect, mistake, rudeness, lapse)
12
foolhardiness(noun, drive, press, rush, dash)
11
thoughtlessness(noun, disregard, abandon, neglect, mistake)
10
bloodlust
10
negligence(noun, neglect)
9
heedlessness(noun, drive, press, rush, dash)
9
abandon(noun, disregard, thoughtlessness, depravity, wildness)
8
extravagance(noun, waste, excess, absurdity, indulgence)
8
hastiness(noun, drive, press, rush, dash)
8
inattention(noun, neglect, indifference)
8
indiscretion(noun, mistake, rudeness, assurance, nerve)
8
nonchalance(noun, neglect, indifference, insensibility)
8
prodigality(noun, waste, luxury, extravagance, excess)
8
temerity(noun, spirit, dash, careful, courage)
7
desperation(noun, wildness, rashness, unruliness)
7
impetuousness(noun, resistance, thoughtlessness, stupidity, obstinacy)
7
indifference(noun, indifference, insensibility)
7
injudiciousness(noun, rudeness, indiscretion, thoughtlessness, carelessness)
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APASmart Define. (2015). recklessness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/recklessness/thesaurus/synonyms
ChicagoSmart Define. 2015. "recklessness thesaurus" https://smartdefine.org/recklessness/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, recklessness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/recklessness/thesaurus/synonyms>.
MLASmart Define. "recklessness thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/recklessness/thesaurus/synonyms>