Here's a breakdown:
* Spanish: The most widely spoken language in South America, with over 400 million speakers. It's the official language in Argentina, Bolivia, Chile, Colombia, Ecuador, Paraguay, Peru, Uruguay, and Venezuela.
* Portuguese: The second most spoken language, with about 200 million speakers. It's the official language of Brazil.
* Indigenous languages: There are hundreds of indigenous languages spoken across South America, with varying levels of fluency and usage. These languages are grouped into families like Quechua, Aymara, Guarani, and Mapudungun.
* English: English is spoken as a second language in many parts of South America, especially in tourist areas and urban centers.
* Other languages: Other languages like Dutch, French, and Italian are also spoken in small parts of South America.
Therefore, while Spanish and Portuguese are the most prevalent, South America is a linguistic tapestry with a rich diversity of languages.