What is ustedes plural?

"Ustedes" is already plural. It means "you all" or "you (plural)" in Spanish.

It's used to address a group of people formally, similar to "you all" in English.

Here are some examples:

* ¿Cómo están ustedes? - How are you all?

* Ustedes pueden entrar ahora. - You all can enter now.

* Gracias, ustedes son muy amables. - Thank you, you all are very kind.