79 entries under adjective topic. ×

2
halfwitted
2
imperceptive
2
lumpish
2
senseless
2
simple-minded
2
weak-minded
1
Boeotian
1
bird-brained
1
chummy
1
compact
1
cretinous
1
deep
1
grave
1
imbecile
1
jerky
1
rattle-brained
1
stocky
1
thickset
1
thimble-witted
1
thoughtless
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APASmart Define. (2015). thickheaded thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/thickheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "thickheaded thesaurus" https://smartdefine.org/thickheaded/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, thickheaded thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/thickheaded/thesaurus/synonyms>.
MLASmart Define. "thickheaded thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/thickheaded/thesaurus/synonyms>