- Definitions|2
- Thesaurus|3k
- Abbreviations|0
561 entries under adjective topic. ×
| unadaptable(set, hard, stiff, rigid) | |
| undeviating(strong, smooth, flat, harsh) | |
| wilful(determined, resolute, uncompromising, unshakeable) | |
| chilly(person, severe, feelings, response) | |
| constant(strong, secure, moderate, flat) | |
| contumacious(tough, firm, determined, unreasonable) | |
| indurate(mean, hard, firm, determined) | |
| ironclad(set, hard, severe, harsh) | |
| persevering(strong, tough, flat, firm) | |
| steady(strong, secure, moderate, flat) | |
| sturdy(close, strong, hard, tough) | |
| unflinching(strong, flat, firm, harsh) | |
| unmoved(determined, fixed, stubborn) | |
| willful(tough, firm, determined, resolute) | |
| authoritarian(strong, hard, tough, severe) | |
| bovine(determined, resolute, obstinate, uncompromising) | |
| brass-bound(determined, resolute, obstinate, uncompromising) | |
| demanding(hard, severe, rough, difficult) | |
| exacting(severe, severity) | |
| hard-hearted(mean, hard, harsh, stubborn) |
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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> |