- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
62 entries under rigid topic. ×
| steely(adjective, strong, hard, tough, resolute) | |
| severe(adjective, mean, strong, hard, tough) | |
| rigorous(adjective, strong, hard, tough, harsh) | |
| strict(adjective, strong, hard, tough, flat) | |
| harsh(adjective, mean, strong, hard, tough) | |
| resolved(adjective, strong, flat, firm, certain) | |
| unchangeable(adjective, strong, secure, flat, certain) | |
| impenetrable(adjective, firm, unyielding, steely) | |
| rocky(adjective, firm, difficult, troubled) | |
| indestructible(adjective, firm, unyielding, steely) | |
| solid | |
| unbreakable(adjective, firm, unyielding, steely) | |
| austere(adjective, strong, hard, tough, severe) | |
| concrete(adjective, hardness) | |
| rock-hard(adjective, firm, unyielding, steely) | |
| steady(adjective, strong, secure, flat, firm) | |
| steel(adjective, strong, hard, strength, tough) | |
| strong(adjective, hard, tough, flat, firm) | |
| unadaptable(adjective, hard, resolute, inflexible) | |
| aloof(adjective, fixed, inflexible, obdurate) |
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| APA | Smart Define. (2016). adamant thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/adamant/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "adamant thesaurus" https://smartdefine.org/adamant/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, adamant thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/adamant/thesaurus/synonyms>. |
| MLA | Smart Define. "adamant thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/adamant/thesaurus/synonyms> |