General:
* Bon appétit: "Enjoy your meal"
* C'est la vie: "That's life"
* Déjà vu: "The feeling of having already experienced something"
* Faux pas: "A social blunder"
* RSVP: "Please respond"
* Rendezvous: "A meeting"
* Coup d'état: "A sudden overthrow of a government"
* En masse: "In a large group"
* Je ne sais quoi: "A certain quality that is difficult to define"
* Ad hoc: "For a specific purpose"
* A la carte: "From the menu, as opposed to a set meal"
* Avant-garde: "Ahead of the times, experimental"
Food and Drink:
* Crème brûlée: "A dessert with a caramelized sugar crust"
* Baguette: "A long, thin loaf of French bread"
* Croissant: "A crescent-shaped pastry"
* Soufflé: "A light and airy baked dish"
* Hors d'oeuvres: "Small, savory appetizers"
* Café au lait: "Coffee with milk"
* Champagne: "A sparkling wine"
* Petit four: "A small, sweet pastry"
* Bistro: "A small, casual restaurant"
* Patisserie: "A bakery, especially one specializing in French pastries"
Fashion:
* Couture: "High-fashion clothing"
* Chic: "Stylish and fashionable"
* Tulle: "A fine, sheer net fabric"
* Satin: "A smooth, lustrous fabric"
* Décolletage: "The neckline of a dress that exposes the chest"
* Ensemble: "A set of matching clothing items"
* Boutique: "A small, specialized shop"
* Chapeau: "A hat"
Art and Culture:
* Avant-garde: "Ahead of the times, experimental"
* Élan: "Style, vigor, and enthusiasm"
* Époque: "A period of time"
* Fin de siècle: "The end of a century"
* Renaissance: "A rebirth or revival"
* Chanson: "A French song"
* Nouveau riche: "Newly wealthy"
* Impressionism: "A 19th-century art movement"
Other:
* Bureaucracy: "A complex system of rules and regulations"
* Entrepreneur: "A person who starts a business"
* Protégé: "A person who is guided and supported by another"
* Liaison: "A connection or link"
* Carte blanche: "Complete freedom of action"
* Détente: "The easing of strained relations"
* Esprit de corps: "A sense of unity and loyalty within a group"
Note: While these words are widely used in English, their pronunciation may differ slightly from French.