6
insensible(adjective, hard, innocent, unfeeling, unsympathetic)
6
moronic(adjective, dull, simple, slow, silly)
6
out of touch(expression, idiom)
6
pointless(adjective, dull, simple, flat, slow)
6
thick-skinned(noun, adjective, hard, indifferent, unfeeling)
5
numb(noun, adjective, aloof, unfeeling, senseless)
5
apathetic(adjective, dull, hard, unfeeling, unsympathetic)
5
brainless(adjective, dull, simple, slow, silly)
5
daft(adjective, simple, slow, foolish, stupid)
5
dead
5
purblind
5
unpointed(adjective, blunt)
5
unsharpened(adjective, blunt)
4
unfeeling(noun, adjective, hard, indifferent, unsympathetic)
4
benumbed(adjective, dull, hard, unfeeling, unsympathetic)
4
blind
4
blockheaded(adjective, dull, simple, ability, slow)
4
boorish(adjective, dull, slow, stupid, vulgar)
4
callous(noun, adjective, hard, indifferent, unfeeling)
4
coldhearted(adjective, hard, indifferent, aloof, unfeeling)
11 years ago|18k views|share |citing 
APASmart Define. (2015). obtuse thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/obtuse/thesaurus/synonyms
ChicagoSmart Define. 2015. "obtuse thesaurus" https://smartdefine.org/obtuse/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, obtuse thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/obtuse/thesaurus/synonyms>.
MLASmart Define. "obtuse thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/obtuse/thesaurus/synonyms>