- Definitions|2
- Thesaurus|1.8k
- Abbreviations|0
443 entries under adjective topic. ×
| bitter(strong, hard, tough, severe) | |
| delicate(feature, slight, difference, truth) | |
| fine(feature, slight, difference, truth) | |
| minute(feature, right, slight, fine) | |
| oppressive(hard, tough, severe, rough) | |
| painstaking(harsh, rigid, honorable, reliable) | |
| pinpoint(exact, strict, scrupulous, detailed) | |
| arduous(hard, tough, severe, rough) | |
| fastidious(thoughtful, precise, sober, honorable) | |
| inclement(hard, tough, severe, rough) | |
| neat(exact, strict, scrupulous, detailed) | |
| relentless(strong, hard, tough, severe) | |
| rough(strong, hard, tough, severe) | |
| rugged(strong, hard, tough, severe) | |
| trustworthy(exact, strict, scrupulous, detailed) | |
| unbending(strong, hard, tough, severe) | |
| adjusted(exact, strict, scrupulous, detailed) | |
| attentive to details(exact, strict, scrupulous, detailed) | |
| brutal(hard, tough, severe, rough) | |
| businesslike(exact, strict, scrupulous, detailed) |
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| APA | Smart Define. (2016). rigorous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rigorous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "rigorous thesaurus" https://smartdefine.org/rigorous/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, rigorous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rigorous/thesaurus/synonyms>. |
| MLA | Smart Define. "rigorous thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/rigorous/thesaurus/synonyms> |