- Definitions|2
- Thesaurus|3k
- Abbreviations|0
111 entries under stiff topic. ×
| rigid(adjective, mean, strong, hard, tough) | |
| unyielding(adjective, mean, strong, hard, secure) | |
| unbending(adjective, mean, strong, hard, tough) | |
| firm(noun, adjective, mean, strong, hard) | |
| fixed(adjective, mean, strong, hard, secure) | |
| set(adjective, strong, hard, secure, tough) | |
| hard(adjective, mean, strong, tough, severe) | |
| adamantine(adjective, strong, hard, tough, firm) | |
| tough(adjective, mean, strong, hard, severe) | |
| hard-nosed(adjective, mean, strong, hard, secure) | |
| inelastic(adjective, hard, tough, firm, solid) | |
| strict(adjective, strong, hard, tough, moderate) | |
| rigorous(adjective, strong, hard, tough, severe) | |
| iron(adjective, mean, strong, hard, tough) | |
| stony(adjective, person, hard, firm, solid) | |
| unalterable(adjective, set, strong, hard, secure) | |
| hidebound(adjective, moderate, severe, firm, determined) | |
| solid(adjective, strong, hard, secure, smooth) | |
| austere(adjective, strong, hard, tough, severe) | |
| hardened(adjective, person, hard, tough, firm) |
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| APA | Smart Define. (2016). inflexible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/inflexible/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "inflexible thesaurus" https://smartdefine.org/inflexible/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, inflexible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/inflexible/thesaurus/synonyms>. |
| MLA | Smart Define. "inflexible thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/inflexible/thesaurus/synonyms> |