- Definitions|2
- Thesaurus|3k
- Abbreviations|0
107 entries under strict topic. ×
| compulsory(set, affected, necessary, unnatural) | |
| confining(adjective, severe, harsh, stiff, rigid) | |
| difficult(adjective, hard, severe, rough, harsh) | |
| dyed-in-the-wool(adjective, set, strong, hard, tough) | |
| fanatical(hateful, rigid, stern, impatient) | |
| fierce(adjective, hard, rough, harsh, cruel) | |
| forbidding(adjective, person, strong, hard, tough) | |
| forceful(adjective, strong, tough, severe, firm) | |
| heavy(adjective, strong, hard, tough, severe) | |
| intent(adjective, strong, flat, firm, certain) | |
| iron-fisted(adjective, severe, harsh, stiff, rigid) | |
| never-failing(adjective, strong, flat, certain, determined) | |
| one-sided(hateful, rigid, stern, impatient) | |
| powerful(adjective, severe, harsh, stiff, rigid) | |
| serious(adjective, strong, hard, tough, severe) | |
| stated(adjective, strong, flat, certain, determined) | |
| stipulated(adjective, strong, flat, certain, determined) | |
| unqualified(adjective, strong, flat, certain, determined) | |
| brick-wall(adjective, severe, stiff, rigid, tight) | |
| by the numbers(expression, adjective, idiom, severe, harsh) |
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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> |