- Definitions|2
- Thesaurus|3k
- Abbreviations|0
121 entries under severe topic. ×
| rigorous(adjective, strong, hard, tough) | |
| harsh(adjective, mean, strong, hard, tough) | |
| unalterable(adjective, set, strong, hard, secure) | |
| hidebound(adjective, moderate, firm, determined) | |
| austere(adjective, strong, hard, tough) | |
| stiff-necked(adjective, mean, strong, hard, tough) | |
| stringent(adjective, hard, rough, difficult) | |
| flinty(adjective, strong, hard, tough) | |
| hard-line(adjective, strong, hard, tough) | |
| unchanging(adjective, moderate, firm, harsh) | |
| cruel(adjective, strong, hard, tough) | |
| dour(adjective, severity) | |
| intolerant(adjective, set, fixed, rigid) | |
| pitiless(adjective, harsh, cruel, determined) | |
| precise(adjective, hard, rough, difficult) | |
| tight(adjective, close, strong, hard, tough) | |
| chilly(adjective, person, feelings, response) | |
| ironclad(adjective, set, hard, harsh) | |
| authoritarian(adjective, strong, hard, tough) | |
| demanding(adjective, hard, rough, difficult) |
For more, visit
Inflexible on
Power Thesaurus
| APA | Smart Define. (2016). inflexible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/inflexible/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "inflexible thesaurus" https://smartdefine.org/inflexible/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, inflexible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/inflexible/thesaurus/synonyms>. |
| MLA | Smart Define. "inflexible thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/inflexible/thesaurus/synonyms> |