295 entries under adjective topic. ×

3
inactive(dull, heavy, stupid, impassive)
3
indiscreet(dull, simple, slow, foolish)
3
insensate(noun, dull, hard, simple)
3
insusceptible(hard, insensitive, unsusceptible)
3
muted
3
senseless(dull, simple, careless, silly)
3
silly(careless, foolish, stupid, senseless)
3
simple-minded(simple, slow, silly, stupid)
3
stupefied(dull, unintelligent, witless, insensibility)
3
tactless(hard, indifferent, vulgar, thoughtless)
3
torpid(dull, hard, slow, stupid)
3
unsusceptible(noun, hard, indifferent, unfeeling)
2
Boeotian
2
besotted(dull, simple, slow, stupid)
2
birdbrained(innocent, thick, unfamiliar, unconscious)
2
cold(hard, unfeeling, unsympathetic, hardened)
2
cold-blooded(hard, unfeeling, unsympathetic, hardened)
2
cold blooded(expression, idiom, aloof, unfeeling)
2
cretinous(innocent, thick, unfamiliar, unconscious)
2
feather-brained
11 years ago|18k views|share |citing 
APASmart Define. (2015). obtuse thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/obtuse/thesaurus/synonyms
ChicagoSmart Define. 2015. "obtuse thesaurus" https://smartdefine.org/obtuse/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, obtuse thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/obtuse/thesaurus/synonyms>.
MLASmart Define. "obtuse thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/obtuse/thesaurus/synonyms>