* Chau: This is the most informal and common way to say goodbye. It can be used in any situation, and is often used by friends and family.
* Adiós: This is a more formal way to say goodbye. It is often used in professional settings or when saying goodbye to someone you do not know well.
* Hasta luego: This means "until later" and is used when you expect to see the person again soon.
* Buen viaje: This means "have a good trip" and is used when someone is leaving on a journey.
* Hasta la vista: This means "until we see each other again" and is used when you are not sure when you will see the person again.