240 entries under careless topic. ×

3
dreamy(adjective, dull, indifferent, apathetic)
3
faraway(adjective, indifferent, apathetic, distracted)
3
harsh(adjective, mean, severe, sharp, rough)
3
indelicate(adjective, sharp, rough, vulgar)
3
lax(adjective, feature, state, slow)
3
preoccupied(adjective, indifferent, apathetic, distracted)
3
puerile(adjective, stupid, unthinking, unobservant)
3
rough(adjective, sharp, harsh, rude)
3
sloppy(adjective, slow, indifferent, casual)
3
unaware(adjective, dull, indifferent, silly)
3
uninterested(adjective, dull, slow, indifferent)
3
unperceiving(adjective, indifferent, apathetic, insensitive)
3
venturesome(adjective, wild, impulsive, reckless)
2
abstracted(adjective, dull, indifferent, foolish)
2
awkward(adjective, sharp, rough, irrational)
2
bovine(adjective, stupid, vulgar, insensitive)
2
brutish(adjective, silly, foolish, senseless)
2
bungling(adjective, sharp, rough, insensitive)
2
derelict(adjective, slow, indifferent, sloppy)
2
diverted(adjective, indifferent, apathetic, distracted)
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APASmart Define. (2016). thoughtless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/thoughtless/thesaurus/synonyms
ChicagoSmart Define. 2016. "thoughtless thesaurus" https://smartdefine.org/thoughtless/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, thoughtless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/thoughtless/thesaurus/synonyms>.
MLASmart Define. "thoughtless thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/thoughtless/thesaurus/synonyms>