- Definitions|2
- Thesaurus|228
- Abbreviations|0
79 entries under tough topic. ×
| stern(adjective, severe, firm, harsh) | |
| strict(adjective, strong, hard, severe) | |
| astringent(adjective, strong, hard, severe) | |
| austere(adjective, strong, hard, severe) | |
| authoritarian(adjective, strong, hard, severe) | |
| bitter(adjective, strong, hard, severe) | |
| bullheaded(adjective, strong, hard, severe) | |
| by the book(expression, adjective, idiom, strong, hard) | |
| dead set(expression, adjective, severe, firm) | |
| dour(adjective, severe, firm, harsh) | |
| draconian(adjective, severe, firm, harsh) | |
| dyed-in-the-wool(adjective, strong, hard, severe) | |
| exacting(adjective, severe, firm, harsh) | |
| firm(adjective, strong, hard, severe) | |
| flinty(adjective, strong, hard, severe) | |
| forbidding(adjective, strong, hard, severe) | |
| frowning(adjective, strong, hard, severe) | |
| grim(adjective, strong, hard, severe) | |
| hang-tough(adjective, strong, hard, severe) | |
| hard(adjective, strong, severe, firm) |
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| APA | Smart Define. (2015). disciplinary thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/disciplinary/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "disciplinary thesaurus" https://smartdefine.org/disciplinary/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, disciplinary thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/disciplinary/thesaurus/synonyms>. |
| MLA | Smart Define. "disciplinary thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/disciplinary/thesaurus/synonyms> |