- Definitions|2
- Thesaurus|3k
- Abbreviations|0
561 entries under adjective topic. ×
| incompliant(tough, firm, solid, resist) | |
| pat(determined, resolute, obstinate, uncompromising) | |
| stiff-necked(mean, strong, hard, tough) | |
| contrary(determined, resolute, obstinate, stubborn) | |
| die-hard(tough, moderate, resist, determined) | |
| hardened(person, hard, tough, firm) | |
| hardheaded(strong, hard, tough, cold) | |
| immutable(set, hard, secure, rough) | |
| invariable(smooth, solid, level, true) | |
| staunch(strong, tough, flat, firm) | |
| stringent(hard, severe, rough, difficult) | |
| callous(person, hard, tough, rough) | |
| opinionated(firm, determined, unreasonable, fixed) | |
| perverse(mean, hard, firm, deliberate) | |
| standing pat(determined, resolute, obstinate, uncompromising) | |
| unforgiving(person, hard, rough, harsh) | |
| unsympathetic(mean, hard, careless, indifferent) | |
| brassbound(resist, determined, resolute, persistent) | |
| bull-headed(determined, resolute, obstinate, stubborn) | |
| flinty(strong, hard, tough, severe) |
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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> |