The Spanish word 'cártel', meaning a criminal organization, has an interesting journey through several languages. It originated from the Latin word 'charta', meaning 'paper' or 'document'. This evolved into the French word 'cartel' meaning a written notice. The term was then borrowed into German as 'Kartell', where it took on the specific meaning of a business agreement or cartel. From German, it entered English as 'cartel' referring to a business monopoly or trust. Finally, Spanish borrowed the word, adding the accent mark to become 'cártel', where it primarily came to refer to criminal organizations, particularly drug trafficking organizations.

The Spanish word 'carta' (meaning letter or card) is a simpler related word that comes from the same Latin root 'charta'. While 'carta' retained the basic meaning of a written document or paper, 'cártel' evolved to take on a more specific and negative connotation.

English speakers might recognize this word from the identical English word 'cartel', though in English it's more commonly used to refer to business monopolies or price-fixing schemes. Both the English and Spanish words share the same etymology, though Spanish has specialized its meaning more specifically toward criminal organizations. The English words 'chart', 'card', and 'charter' are also related, all ultimately deriving from Latin 'charta', showing how the basic concept of a written document evolved into various specialized meanings.