60 entries under oblivious topic. ×

14
insensitive(noun, adjective, dull, hard, slow)
11
unintelligent(adjective, dull, simple, slow, silly)
10
simple(adjective, dull, slow, silly, foolish)
8
witless(adjective, dull, simple, slow, careless)
7
foolish(adjective, dull, simple, careless, silly)
7
imperceptive(adjective, hard, obscure, difficult, slow)
6
asinine(adjective, silly, foolish, stupid, vulgar)
6
crass(adjective, hard, indifferent, coarse, vulgar)
6
imbecilic(adjective, dull, simple, slow, silly)
6
moronic(adjective, dull, simple, slow, silly)
6
thick-skinned(noun, adjective, hard, indifferent, unfeeling)
4
unfeeling(noun, adjective, hard, indifferent, unsympathetic)
4
callous(noun, adjective, hard, indifferent, unfeeling)
4
coldhearted(adjective, hard, indifferent, aloof, unfeeling)
4
heartless(adjective, hard, indifferent, aloof, unfeeling)
4
thoughtless(adjective, careless, silly, foolish, stupid)
4
unresponsive(adjective, dull, hard, simple, indifferent)
3
hard(adjective, obscure, difficult, indifferent, unfeeling)
3
idiotic(adjective, dull, simple, silly, foolish)
3
senseless(adjective, dull, simple, careless, silly)
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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>