General:
* Assembly: A formal gathering of people, often for a specific purpose.
* Crowd: A large group of people gathered together, often in a public place.
* Gathering: A general term for a group of people coming together.
* Congregation: A group of people assembled for religious worship.
* Meeting: A gathering of people for a specific purpose, often business-related.
* Rally: A large gathering of people to demonstrate support for a cause.
Specific types:
* Festival: A celebration with entertainment, food, and activities.
* Concert: A gathering to listen to live music.
* Convention: A large gathering of people with a common interest, often for professional development.
* Conference: A gathering of people to discuss a particular topic.
* Exposition: A large exhibition or fair showcasing products, services, or ideas.
* Mass: A large public gathering, especially for a religious service.
* Parade: A procession of people, often with floats, music, and entertainment.
The best word to use depends on the specific situation and the tone you want to convey.