754 entries under adjective topic. ×
| stiff(feature, state, characteristic, strong) | |
| firm(noun, feature, state, characteristic) | |
| inflexible(mean, strong, hard, tough) | |
| unyielding(mean, strong, hard, tough) | |
| stubborn(characteristic, quality, mean, strong) | |
| uncompromising(mean, hard, tough, severe) | |
| hard(feature, state, characteristic, mean) | |
| obdurate(strong, hard, tough, severe) | |
| unbending(mean, strong, hard, tough) | |
| persistent(feature, state, characteristic, severe) | |
| intransigent(tough, severe, resist, determined) | |
| determined(strong, hard, tough, severe) | |
| inexorable(mean, strong, hard, tough) | |
| resolute(tough, severe, firm, harsh) | |
| immovable(mean, strong, hard, secure) | |
| set(verb, hard, secure, tough) | |
| unrelenting(mean, strong, hard, tough) | |
| relentless(mean, strong, hard, tough) | |
| fixed(mean, hard, complete, secure) | |
| steadfast(feature, state, characteristic, secure) |
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| APA | Smart Define. (2015). rigid thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, rigid thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>. |
| MLA | Smart Define. "rigid thesaurus" 3 August 2015. Web. 22 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms> |