In French, there are several ways to say "goodbye," depending on the level of formality and the context. Here are some common ways to bid farewell in French: Au revoir : This is the most common and polite way to say "goodbye" in French. It can be used in most situations, both formal and informal. Salut : This is a casual and friendly way to say "bye." It's more appropriate for informal settings or when saying goodbye to friends. À bientôt : This means "see you soon." It's a friendly and commonly used way to say goodbye when you plan to see the person again in the near future. À plus tard : This means "see you later." It's similar to "à bientôt" and is used when you expect to see the person again relatively soon. À tout à l’heure : This phrase also means "see you later" and is used when you expect to meet the person again on the same day. À la prochaine : This means "until next time" and is a friendly way to say goodbye when you plan to see the person again in the future. Adieu : This is a more formal and final way to say "goodbye." It can be used when parting ways for an extended period or when you don't expect to see the person again. Ciao : While not a native French word, "ciao" is commonly used in France as a casual way to say goodbye, especially among younger people. The choice of farewell expression depends on the context and your relationship with the person you are addressing. Generally, "au revoir" is a safe and polite choice for most situations, but you can adapt your choice to match the level of formality and familiarity in the interaction.