on familiar terms with was to address such a person as ("your grace", originally abbreviated as ) in the singular and in the plural. Because of the literal meaning of these forms, they were accompanied by the corresponding third-person verb forms. Other formal forms of address included ("your excellence", contracted phonetically to ) and ("your lordship/ladyship", contracted to ). Today, both and are considered to be informal pronouns, with being somewhat synonymous with in regions where both are used. This was the situation when the Spanish language was brought to the Río de la Plata area (around Buenos Aires and Montevideo) and to Chile. In time, lost currency in Spain but survived in a number of areas in Spanish-speaking America: Argentina, Paraguay, Bolivia (east), Uruguay, El Salvador, Honduras, Costa Rica, Guatemala, Nicaragua, and some smaller areas; it is not found, or found only in internally remote areas (such as Chiapas) in the countries historically best connected with Spain: Mexico, Panama, Cuba, the Dominican Republic, Venezuela, Colombia, Perú, and Equatorial Guinea. evolved into ; in fact, is still abbreviated as either or ). Note that the term is a combined form of (meaning literally "ye/you others"), while the term comes from ("we/us others"). In the first half of the 19th century the use of was as prevalent in Chile as it was in Argentina. The current limitation of the use of in Chile is attributed to a campaign to eradicate it by the Chilean education system. The campaign was initiated by Andrés Bello who considered the use of a manifestation of lack of education. Usage Vos in relation to other forms of tú The independent disjunctive pronoun also replaces , from the set of forms. That is, is both nominative and the form to use after prepositions. Therefore, ("for you") corresponds to the form , etc. The preposition-pronoun combination ("with you") is used for the form . The direct and indirect object form is used in both and . The possessive pronouns of also coincide with <, , > rather than with <, >. Voseo in Chavacano Chavacano, a Spanish-based creole, employs . The Chavacano language below in comparison of other Chavacano dialects and level of formality with in both subject and possessive pronouns. Note the mixed and co-existing usages of , and . Conjugation with vos All modern conjugations derive from Old Spanish second person plural , , , and