143 entries under inflexible topic. ×
| thick(adjective, strong, hard, tough, firm) | |
| condensed(adjective, hard, tough, solid) | |
| cussed(adjective, severe, firm, unreasonable, grim) | |
| graceless(adjective, hard, firm, solid, stiff) | |
| impenetrable(adjective, set, strong, hard, tough) | |
| located(secure, firm, solid, stiff) | |
| monolithic(adjective, even, reliable, consistent) | |
| opinionated(adjective, tough, firm, unreasonable) | |
| self-willed(adjective, tough, firm, obstinate) | |
| anchored(adjective, secure, still, fixed) | |
| attached(adjective, secure, stubborn, immovable) | |
| brittle(adjective, hard, firm, solid, stiff) | |
| concentrated(adjective, set, strong, hard, complete) | |
| concrete(adjective, hard, tough, correct, solid) | |
| decided(adjective, firm, determined, usual, regular) | |
| habitual(adjective, straight, even, constant) | |
| immotile(secure, still, fixed, stubborn) | |
| impervious(adjective, hard, tough, solid, detached) | |
| impliable(adjective, hard, firm, solid, stiff) | |
| inalterable(adjective, flexible) |
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| APA | Smart Define. (2015). rigid thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, rigid thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>. |
| MLA | Smart Define. "rigid thesaurus" 3 August 2015. Web. 29 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms> |