What is the collective noun for servants?

There isn't a single, universally accepted collective noun for servants. However, some options you could use include:

Formal:

* A retinue of servants (emphasizes their service to a noble or important person)

* A staff of servants (formal and straightforward)

* A household of servants (focuses on their role within a home)

Informal:

* A crew of servants (more casual)

* A band of servants (evokes a more unified group)

* A team of servants (implies cooperation and work)

The best choice will depend on the specific context and tone you're aiming for.