This is the 9014th most frequent Spanish word.
valporquero
"Valporquero" does not have a definition in standard Spanish; it is likely a proper noun, such as a place name in Spain.
Here, 'Valporquero' is a proper noun, the name of a specific location, used to denote the geographical caves in León, Spain.
Visité las Cuevas de Valporquero el verano pasado.
I visited the Valporquero Caves last summer.
In this usage, 'Valporquero' refers to the geographical location as a descriptor of origin, indicating where the cheese comes from.
El queso de Valporquero es una delicia.
The cheese from Valporquero is a delicacy.
Here, 'Valporquero' denotes the area being described, specifically its natural characteristics.