General terms:
* Audience: This is the most common term and applies to any group of people listening to or watching a performance, speech, or event.
* Assembly: This is a more formal term that emphasizes the gathering of people.
* Gathering: Similar to assembly, this implies a group of people coming together for a specific purpose.
* Crowd: This term is often used for a large, unorganized group of people.
Specific terms:
* Congregation: Used for a group of people assembled for religious purposes.
* Spectators: Specifically refers to people watching a sporting event or other performance.
* Viewers: Used for people watching something on television or a screen.
* Listeners: Specifically refers to people listening to a performance, speech, or recording.
* The House: A theater term referring to the audience.
The best term to use will depend on the specific situation.