General:
* Polite: This is a basic term for someone who is courteous and respectful in social situations.
* Charming: This implies a natural ability to be pleasant and engaging.
* Sophisticated: This suggests an air of refinement and worldliness.
* Urbane: This refers to someone who is polished and at ease in social situations, especially in cities.
* Diplomatic: This describes someone who is tactful and able to navigate difficult social situations effectively.
More specific:
* Debonair: This refers to a man who is charming, stylish, and confident.
* Elegant: This suggests gracefulness and refinement in both appearance and behavior.
* Suave: This describes someone who is smooth, sophisticated, and effortlessly charming.
* Amiable: This emphasizes a friendly and pleasant demeanor.
* Affable: This suggests a warm and approachable personality.
The best word will depend on the context and the specific qualities you want to emphasize.