9
congealed(verb, adjective, set, firm, solid)
8
jelled(verb, adjective, set, firm, solid)
7
coagulated(noun, verb, adjective, set, solid)
6
calloused
6
expanded(verb, adjective, expanded)
6
hardened(verb, adjective, hard, firm, solid)
6
solidified(verb, adjective, set, firm, solid)
5
thick(adjective, strong, hard, firm, solid)
5
clotted(noun, verb, adjective, set, solid)
5
curdled(verb, adjective, set, solid, heavy)
5
enlarged(verb, adjective, expanded)
5
set(verb, adjective, hard, firm, solid)
4
concentrated(verb, adjective, set, strong, solid)
4
condensed(noun, verb, adjective, set, strong)
4
widened(verb, adjective, expanded)
3
broadened(verb, adjective, expanded)
3
callous
3
inspissated
3
reinforced(verb, supported)
3
tough
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APASmart Define. (2015). thickened thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/thickened/thesaurus/synonyms
ChicagoSmart Define. 2015. "thickened thesaurus" https://smartdefine.org/thickened/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, thickened thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/thickened/thesaurus/synonyms>.
MLASmart Define. "thickened thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/thickened/thesaurus/synonyms>