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

93 entries under hard topic. ×

9
firm(verb, adjective, close, set, fix)
8
set(verb, adjective, close, fix)
7
unyielding(adjective, set, mean, firm)
6
ossify(verb, close, set, fix)
5
hardened(adjective, set, firm, solid)
5
indurated(adjective, set, strong, firm)
5
inexorable(adjective, mean, determined, resolute)
5
inflexible(adjective, mean, firm, determined)
5
rigid(adjective, mean, firm, determined)
5
stubborn(adjective, mean, determined, resolute)
5
unbending(adjective, mean, firm, determined)
5
uncompromising(adjective, mean, determined, resolute)
5
unrelenting(adjective, mean, determined, resolute)
4
hard-hearted(adjective, mean, bad, cold)
4
unsympathetic(adjective, mean, bad, cold)
3
adamant(adjective, mean, tough, resolute)
3
hard-boiled(adjective, mean, bad, cold)
3
immovable(adjective, mean, determined, resolute)
3
implacable(adjective, mean, determined, resolute)
3
iron(adjective, set, mean, firm)
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HarvardSmart Define 2015, indurate thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/indurate/thesaurus/synonyms>.
MLASmart Define. "indurate thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/indurate/thesaurus/synonyms>