Synonyms|442Antonyms|75|Broader|0Narrower|0Related|180

71 entries under hard topic. ×

1
unimpressible(adjective, mean, tough, harsh)
1
unsympathetic(adjective, mean, tough, harsh)
0
close(adjective, strong, substantial, compact)
0
concentrated(adjective, strong, substantial, compact)
0
consolidated(adjective, strong, substantial, compact)
0
dense(adjective, strong, substantial, compact)
0
frozen(adjective, compact, dense, rock-hard)
0
heavy(adjective, strong, substantial, compact)
0
rock-hard(adjective, compact, dense)
0
rock-solid(adjective, firm, compact, dense)
0
thick(adjective, strong, substantial, compact)
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ChicagoSmart Define. 2015. "unshakable thesaurus" https://smartdefine.org/unshakable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unshakable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unshakable/thesaurus/synonyms>.
MLASmart Define. "unshakable thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/unshakable/thesaurus/synonyms>