This is the 6516th most frequent Spanish word.
cabernet
"Cabernet" refers to a type of red wine, typically made from Cabernet Sauvignon or Cabernet Franc grapes.
The word 'cabernet' here is used as a noun, referring specifically to a type of wine.
El cabernet es mi tipo de vino favorito.
Cabernet is my favorite type of wine.
In this sentence, 'cabernet' is providing the specific type of wine being purchased, again used as a noun.
Compramos una botella de cabernet para la cena.
We bought a bottle of cabernet for dinner.
Here 'cabernet' is used as an adjective to describe the specific type of grapes being cultivated.