11 entries under ability topic. ×

11
thick(adjective, dull, slow, informal)
9
stupid(adjective, dull, simple, slow)
9
thickheaded(adjective, dull, simple, slow)
7
dense(adjective, dull, simple, slow)
7
doltish(adjective, dull, simple, slow)
7
dumb(adjective, dull, simple, slow)
5
dopey(adjective, slang, slow, foolish)
4
obtuse(adjective, dull, simple, slow)
3
dimwitted(adjective, slang, stupid)
3
thick-witted(adjective, stupid)
2
hebetudinous(adjective, dull, simple, slow)
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APASmart Define. (2015). blockheaded thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/blockheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "blockheaded thesaurus" https://smartdefine.org/blockheaded/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, blockheaded thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/blockheaded/thesaurus/synonyms>.
MLASmart Define. "blockheaded thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/blockheaded/thesaurus/synonyms>