128 entries under adjective topic. ×

4
brainless
4
rash(sharp, rude, indifferent, short)
4
reckless
4
rude(sharp, indifferent, short, thoughtless)
4
unconcerned(sharp, rude, indifferent, short)
4
unwary(cold, forget, uncaring, inattentive)
3
absent-minded(cold, forget, uncaring, inattentive)
3
apathetic(sharp, rude, indifferent, short)
3
blank
3
distrait(cold, forget, uncaring, inattentive)
3
hasty
3
illogical
3
inane
3
incautious(sharp, rude, indifferent, short)
3
incogitant(cold, forget, uncaring, inattentive)
3
incurious(cold, forget, uncaring, inattentive)
3
indifferent(sharp, rude, short, thoughtless)
3
indiscreet(sharp, rude, indifferent, short)
3
inexact(cold, forget, uncaring, inattentive)
3
inobservant(cold, forget, uncaring, inattentive)
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APASmart Define. (2015). unthoughtful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unthoughtful/thesaurus/synonyms
ChicagoSmart Define. 2015. "unthoughtful thesaurus" https://smartdefine.org/unthoughtful/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unthoughtful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unthoughtful/thesaurus/synonyms>.
MLASmart Define. "unthoughtful thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unthoughtful/thesaurus/synonyms>