- Definitions|2
- Thesaurus|3k
- Abbreviations|0
121 entries under severe topic. ×
| bitter(adjective, set, strong, hard, tough) | |
| blunt | |
| brisk | |
| brusque | |
| by the book(expression, adjective, idiom, strong, hard) | |
| censorious | |
| confining(adjective, harsh, stiff, rigid) | |
| curt | |
| cutting | |
| difficult(adjective, hard, rough, harsh) | |
| disciplinary(adjective, strong, hard, tough) | |
| dyed-in-the-wool(adjective, set, strong, hard, tough) | |
| forbidding(adjective, person, strong, hard, tough) | |
| forceful(adjective, strong, tough, firm) | |
| frosty | |
| frowning(adjective, strong, hard, tough) | |
| fundamental | |
| hard-shell(adjective, strong, hard, tough) | |
| hard-shelled(adjective, hard, tough, rough) | |
| hardhearted(adjective, hard, harsh, careless) |
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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> |