However, depending on the context, you could use one of these phrases:
* Sophistication sociale: This is a literal translation that captures the concept of being socially sophisticated.
* Raffinement social: This emphasizes the elegance and finesse in social situations.
* Politesse sociale: This focuses on being polite and well-mannered in a social context.
* Comportement distingué: This highlights a refined and dignified social demeanor.
* Savoir-vivre: This expresses a comprehensive understanding of social etiquette and manners.
The best choice depends on the specific nuance you want to express.