Synonyms|611Antonyms|239|Broader|7Narrower|0Related|1.2k
2
inane(adjective, dull, simple, slow, careless)
2
indifferent(adjective, dull, hard, unfeeling, unsympathetic)
2
insentient(adjective, hard, unfeeling, unsympathetic, hardened)
2
irksome
2
irrational(adjective, careless, foolish, stupid, senseless)
2
languid
2
loony(careless, stupid, unthinking, unperceptive, unobservant)
2
maudlin(adjective, insensibility)
2
mute
2
nonsensical(dull, unintelligent, witless)
2
not sharp
2
obdurate(adjective, hard, unfeeling, unsympathetic, hardened)
2
obscure
2
phlegmatic(adjective, dull, slow, stupid, impassive)
2
salient angle(expression, idiom, angularity)
2
scatterbrained(adjective, simple, slow, stupid, sluggish)
2
shadowy
2
shallow(adjective, simple, slow, silly, stupid)
2
sleepy(adjective, dull, insensibility)
2
soulless(adjective, hard, unfeeling, unsympathetic, hardened)
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ChicagoSmart Define. 2015. "obtuse thesaurus" https://smartdefine.org/obtuse/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, obtuse thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/obtuse/thesaurus/synonyms>.
MLASmart Define. "obtuse thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/obtuse/thesaurus/synonyms>