- Definitions|2
- Thesaurus|3k
- Abbreviations|0
173 entries under determined topic. ×
| resistant(adjective, hard, firm, resolute) | |
| rock-ribbed(adjective, resolute, uncompromising, unshakeable) | |
| self-willed(adjective, tough, firm, resolute) | |
| tight(adjective, close, strong, hard, tough) | |
| undeviating(adjective, strong, smooth, flat, harsh) | |
| wilful(adjective, resolute, uncompromising, unshakeable) | |
| constant(adjective, strong, secure, moderate, flat) | |
| contumacious(adjective, tough, firm, unreasonable) | |
| indurate(adjective, mean, hard, firm) | |
| persevering(adjective, strong, tough, flat, firm) | |
| steady(adjective, strong, secure, moderate, flat) | |
| sturdy(adjective, close, strong, hard, tough) | |
| unflinching(adjective, strong, flat, firm, harsh) | |
| unmoved(adjective, fixed, stubborn) | |
| willful(adjective, tough, firm, resolute) | |
| bovine(adjective, resolute, obstinate, uncompromising) | |
| brass-bound(adjective, resolute, obstinate, uncompromising) | |
| ruthless(adjective, hard, rough, harsh, cruel) | |
| true(adjective, strong, smooth, tough, flat) | |
| bullheaded(adjective, strong, hard, tough, firm) |
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| APA | Smart Define. (2016). inflexible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/inflexible/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "inflexible thesaurus" https://smartdefine.org/inflexible/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, inflexible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/inflexible/thesaurus/synonyms>. |
| MLA | Smart Define. "inflexible thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/inflexible/thesaurus/synonyms> |