- Definitions|2
- Thesaurus|3k
- Abbreviations|0
210 entries under hard topic. ×
| brittle(adjective, firm, solid, stiff) | |
| casehardened(unfeeling, unsympathetic, hardened, obstinacy) | |
| close(adjective, tough, solid, stiff) | |
| compact(adjective, close, set, strong) | |
| concentrated(adjective, set, strong, tough) | |
| concrete(adjective, tough, solid, rigid) | |
| indurated(adjective, set, strong, firm) | |
| inured(adjective, careless, indifferent, cruel) | |
| mean(adjective, harsh, obstinate, stubborn) | |
| robust(adjective, strong, tough, solid) | |
| rugged(adjective, set, strong, tough) | |
| solidified(adjective, tough, firm, solid) | |
| stalwart(adjective, strong, tough, firm) | |
| unaffected(adjective, careless, indifferent, cruel) | |
| unconcerned(adjective, careless, indifferent, cruel) | |
| unflexible(adjective, tough, firm, solid) | |
| ungraceful(adjective, strong, firm, solid) | |
| unimpressionable(adjective, careless, indifferent, cruel) | |
| unsubmissive(adjective, unfeeling, unsympathetic, hardened) | |
| annealed(adjective, firm, solid, stiff) |
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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> |