This is the 6506th most frequent Spanish word.
co
The Spanish word "co" does not exist as an independent word with a specific definition; it is typically a prefix meaning "joint" or "with" (e.g., "colectivo" = collective).
In this sentence, 'co' appears as the prefix in the word 'cofre,' which means 'chest' or 'trunk.' It forms a noun.
He comprado un cofre para guardar mis joyas.
I have bought a chest to store my jewelry.
Here, 'co' serves as a prefix in the word 'cooperación,' indicating collaboration or partnership.
La cooperación entre colegas es esencial para el éxito del equipo.
Cooperation among colleagues is essential for the team's success.
In this case, the word 'costo' has the prefix 'co,' and it refers to the expense or price of something.