Synonyms|555Antonyms|160|Broader|1Narrower|0Related|403
1
benumbed(adjective, hard, firm, solid, tense)
1
bitter(adjective, strong, hard, tough, severe)
1
bony
1
bouncing
1
brass
1
brassbound(adjective, determined, resolute, uncompromising, unshakeable)
1
brassy
1
brazen
1
brittle(adjective, hard, firm, solid, tense)
1
bronze
1
bronzy
1
brutal(adjective, cold, cruel, unfeeling, unsympathetic)
1
by the book(expression, adjective, idiom, strong, hard)
1
calloused
1
canescent
1
case-hardened
1
cast-iron
1
cement
1
cemental
1
cemented(adjective, hard, firm, solid, tense)
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APASmart Define. (2015). steely thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/steely/thesaurus/synonyms
ChicagoSmart Define. 2015. "steely thesaurus" https://smartdefine.org/steely/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, steely thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/steely/thesaurus/synonyms>.
MLASmart Define. "steely thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/steely/thesaurus/synonyms>