- Definitions|2
- Thesaurus|179
- Abbreviations|0
| significant(adjective, essential, basic, vital, required) | |
| smart | |
| socially obligatory | |
| solid(modest, polite, decent, moral, prim) | |
| sought out | |
| spite | |
| square(modest, polite, decent, prim, mannerly) | |
| staid(good, civilized, well-mannered, well-behaved) | |
| standard | |
| stone(modest, polite, decent, moral, prim) | |
| straight(modest, polite, decent, prim, mannerly) | |
| strait-laced(modest, polite, decent, moral, prim) | |
| stuffy(modest, polite, decent, moral, prim) | |
| stylish | |
| suited | |
| summoned | |
| swank | |
| swell | |
| usual | |
| vital(adjective, significant, essential, basic, required) |
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| APA | Smart Define. (2015). de rigueur thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/de_rigueur/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "de rigueur thesaurus" https://smartdefine.org/de_rigueur/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, de rigueur thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/de_rigueur/thesaurus/synonyms>. |
| MLA | Smart Define. "de rigueur thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/de_rigueur/thesaurus/synonyms> |