6
coarse(adjective, simple, rough, natural, raw)
6
populous(adjective, great, full, busy, multitude)
6
ropy(adjective, tough, stiff, dense, concentrated)
6
smoky(adjective, uncleanness, hazy, sooty)
6
soupy(adjective, dull, obscure, dim, dense)
6
stumpy(adjective, heavy, deep, sturdy, fat)
6
thickened(adjective, strong, hard, firm, solid)
6
thin(adjective, weak, great, poor, informal)
6
vaporous(adjective, dull, obscure, property, dim)
6
weak-minded(adjective, dull, slow, stupid)
6
witless(adjective, dull, simple, slow, silly)
5
big(adjective, person, body, great, heavy)
5
bosom
5
brainless(adjective, dull, simple, slow, silly)
5
brimming(adjective, full, busy, dense, loaded)
5
bushy(adjective, abundant, dense, luxuriant, profuse)
5
chock-full(adjective, full, busy, dense, teeming)
5
congealed(adjective, set, hard, tough, firm)
5
consolidated(adjective, close, hard, firm, solid)
5
crammed(adjective, full, busy, dense, teeming)
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APASmart Define. (2016). thick thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/thick/thesaurus/synonyms
ChicagoSmart Define. 2016. "thick thesaurus" https://smartdefine.org/thick/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, thick thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/thick/thesaurus/synonyms>.
MLASmart Define. "thick thesaurus" 26 February 2016. Web. 21 September 2026. <https://smartdefine.org/thick/thesaurus/synonyms>