Vosotros
Vosotros is the second-person plural informal pronoun in Spanish, used to address a group of people in a familiar or informal setting. It is the subject form corresponding to "you all" and is primarily used in Spain and in some communities outside it. In contemporary standard Spanish, the formal second-person plural is ustedes, which covers both formal and informal address in most of Latin America.
Vosotros forms govern a distinct set of verb endings. In the present indicative, typical endings are -áis,
Pronouns, determiners, and pronoun usage
Vosotros is used with the reflexive pronoun os (os habláis, os cuidáis). Possessive adjectives are vuestro/vuestra/vuestros/vuestras,
The use of vosotros is characteristic of Spain and parts of the Caribbean and other communities with