Synonyms|423Antonyms|32|Broader|7Narrower|13Related|105

127 entries under firm topic. ×

16
callous(verb, adjective, dull, close, set)
14
harden(verb, close, set, settle, continue)
8
set(verb, adjective, close, fix, hard)
7
cake(verb, close, set, fix, settle)
7
concrete(verb, adjective, close, set)
7
hard(adjective, mean, solid, stiff)
7
temper(verb, close, set, fix, settle)
7
toughen(verb, close, set, fix, settle)
7
unyielding(adjective, set, mean, hard)
6
congeal(verb, close, set, fix, settle)
6
ossify(verb, close, set, fix, hard)
6
petrify(verb, close, set, fix, settle)
6
solidify(verb, close, set, fix, settle)
6
steel(verb, dull, close, set, fix)
5
hardened(adjective, set, hard, solid)
5
indurated(adjective, set, strong, hard)
5
inflexible(adjective, mean, hard, determined)
5
rigid(adjective, mean, hard, determined)
5
steely(adjective, solid, determined, stiff)
5
stiffen(verb, dull, close, set, fix)
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ChicagoSmart Define. 2015. "indurate thesaurus" https://smartdefine.org/indurate/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, indurate thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/indurate/thesaurus/synonyms>.
MLASmart Define. "indurate thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/indurate/thesaurus/synonyms>