40 entries under obtuse topic. ×

1
undiscerning(adjective, dull, careless, indifferent, foolish)
1
unheeding(adjective, careless, thoughtless, senseless, irrational)
1
unmindful(adjective, dull, careless, indifferent, thoughtless)
1
unobservant(adjective, dull, careless, indifferent, foolish)
1
unperceptive(adjective, blind, unobservant)
1
unreflective(careless, stupid, unthinking, unperceptive)
0
absent-minded(careless, stupid, unthinking, unperceptive)
0
bovine(careless, stupid, unthinking, unperceptive)
0
confused(careless, stupid, unthinking, unperceptive)
0
doltish(careless, stupid, unthinking, unperceptive)
0
flighty(careless, stupid, unthinking, unperceptive)
0
ill-advised(careless, stupid, unthinking, unperceptive)
0
imprudent(careless, stupid, unthinking, unperceptive)
0
incomprehensible(careless, stupid, unthinking, unperceptive)
0
indiscriminating(unperceptive, unobservant)
0
irreflective(careless, stupid, unthinking, unperceptive)
0
negligent(careless, thoughtless, inconsiderate, unperceptive)
0
puerile(careless, stupid, unthinking, unperceptive)
0
regardless(careless, stupid, unthinking, unperceptive)
0
remiss(careless, stupid, unthinking, unperceptive)
<12>
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APASmart Define. (2015). unreasoning thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unreasoning/thesaurus/synonyms
ChicagoSmart Define. 2015. "unreasoning thesaurus" https://smartdefine.org/unreasoning/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unreasoning thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unreasoning/thesaurus/synonyms>.
MLASmart Define. "unreasoning thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unreasoning/thesaurus/synonyms>