- Definitions|1
- Thesaurus|1.6k
- Abbreviations|0
161 entries under tough topic. ×
| ironfisted(rigid, scrupulous) | |
| painful(adjective, harsh, cruel, grim) | |
| picky(adjective, severe, firm, harsh) | |
| prudish(adjective, severe, firm, harsh) | |
| punctilious(adjective, severe, firm, harsh) | |
| puritanical(adjective, severe, firm, harsh) | |
| rancorous(adjective, harsh, cruel, grim) | |
| resentful(adjective, harsh, cruel, grim) | |
| rugged(adjective, strong, hard, severe) | |
| scrupulous(adjective, severe, firm, harsh) | |
| steel(adjective, strong, hard, sturdy) | |
| straight(adjective, severe, firm, harsh) | |
| strait-laced(adjective, severe, firm, harsh) | |
| strong(adjective, hard, sturdy, rugged) | |
| stuffy(adjective, severe, firm, harsh) | |
| sturdy(adjective, strong, hard, rugged) | |
| thick(adjective, strong, hard, sturdy) | |
| tough inflexible(expression, strong, hard, sturdy) | |
| unjust(adjective, harsh, cruel, grim) | |
| unpermissive(adjective, severe, firm, harsh) |
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| APA | Smart Define. (2016). hard-boiled thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/hard-boiled/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hard-boiled thesaurus" https://smartdefine.org/hard-boiled/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, hard-boiled thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/hard-boiled/thesaurus/synonyms>. |
| MLA | Smart Define. "hard-boiled thesaurus" 23 March 2016. Web. 30 September 2026. <https://smartdefine.org/hard-boiled/thesaurus/synonyms> |