The term "Castilian languages" is used in the 17th edition of Ethnologue.
This is a folk literature in which was mixing the Galician and Castilian languages.
The Old Castilian language was also used to show the higher class that came with being a knight errant.
Quintana considers his poems the first attempts at descriptive poetry in the Castilian language.
In other cases could reach through the Castilian language.
They have the characteristics of being the closest to León isoglosses and therefore also the Castilian language.
"Many nations speak the Castilian language and identify it as their mother tongue," he said firmly.
It is to be noted that the candidates must be able to speak, read, and write the Castilian language.
Only then did the Castilian language begin to be commonly called Spanish.
The last year of his travels was spent in Spain, where he obtained a thorough knowledge of the Castilian language and literature.