What are the 12 possessive adjectives in Spanish? The Spanish possessive adjectives are: mi/tu/su/nuestro/vuestro/su with a masculine singular noun. mi/tu/su/nuestra/vuestra/su with a feminine singular noun. mis/tus/sus/nuestros/vuestros/sus with a masculine plural noun. mis/tus/sus/nuestras/vuestras/sus with a feminine plural noun. What are possessive Read more…