The objective of this study is to carry out a first linguistic approach to the First discourse of the Contexto de las reales fiestas que se hicieron en el palacio del Buen Retiro (1637), the work of a writer of relations of events of the Golden Age, when not «the writer of relaciones de sucesos» par excellence, as is Ana Caro Mallén (1590-1646), at the same time, playwright and poet.