157 entries under rigid topic. ×
| quiet(adjective, secure, inflexible, stubborn) | |
| rocklike(adjective, firm) | |
| still(secure, inflexible, stubborn, motionless) | |
| thickened(adjective, set, hard, firm, solid) | |
| unadaptable(adjective, set, hard, resolute) | |
| unbreakable(adjective, strong, hard, severe, firm) | |
| unmovable(adjective, firm, still, fixed) | |
| acrimonious(adjective, severe, harsh, tight) | |
| anchored(secure, still, fixed, inflexible) | |
| annealed(adjective, hard, firm, inflexible) | |
| arthritic(adjective, hard, firm, dead) | |
| benumbed(adjective, hard, firm, unfeeling, unsympathetic) | |
| binding(adjective, severe, harsh, affected) | |
| brick-wall(adjective, severe, constant, tight) | |
| by the book(expression, adjective, idiom, severe, harsh) | |
| by the numbers(expression, adjective, idiom, correct, severe) | |
| cemented(adjective, hard, firm, inflexible) | |
| chilled(adjective, hard, firm, inflexible) | |
| close-grained(hard, tough, solid, inflexible) | |
| compelling(adjective, strong, great, severe, firm) |
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| APA | Smart Define. (2015). stiff thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/stiff/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "stiff thesaurus" https://smartdefine.org/stiff/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, stiff thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/stiff/thesaurus/synonyms>. |
| MLA | Smart Define. "stiff thesaurus" 24 December 2015. Web. 26 September 2026. <https://smartdefine.org/stiff/thesaurus/synonyms> |