62 entries under thoughtless topic. ×

3
ill-considered(adjective, careless, foolish, impulsive)
3
rash(adjective, careless, foolish, immoral)
2
careless(adjective, impulsive, reckless, negligent)
2
heedless(careless, impulsive, reckless, hasty)
2
reckless(adjective, careless, foolish, impulsive)
1
adventurous(careless, impulsive, reckless, hasty)
1
audacious(careless, impulsive, reckless, hasty)
1
bold(careless, impulsive, reckless, hasty)
1
brash(careless, impulsive, reckless, hasty)
1
daring(careless, impulsive, reckless, hasty)
1
determined(careless, impulsive, reckless, hasty)
1
devil-may-care(careless, immoral, impulsive, reckless)
1
fiery(careless, impulsive, reckless, hasty)
1
flighty(careless, stupid, immoral, absurd)
1
foolhardy(careless, foolish, stupid, impulsive)
1
frenzied(careless, impulsive, reckless, hasty)
1
furious(careless, impulsive, reckless, hasty)
1
giddy(careless, stupid, immoral, absurd)
1
harebrained(careless, silly, stupid, impulsive)
1
hasty(slight, careless, foolish, limited)
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APASmart Define. (2016). immature thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/immature/thesaurus/synonyms
ChicagoSmart Define. 2016. "immature thesaurus" https://smartdefine.org/immature/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, immature thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/immature/thesaurus/synonyms>.
MLASmart Define. "immature thesaurus" 29 February 2016. Web. 27 September 2026. <https://smartdefine.org/immature/thesaurus/synonyms>