Conversation so far:
Can you give me a little more information on South America and the Caribbean regarding indigenous languages of the Americas?
South America has a linguistic diversity rivalled by few other places in the world with approximately 350 languages still spoken and an estimated 1,500 languages at first European contact.
What are some of the indigenous languages of South America and the Caribbean?
Some of the indigenous languages of South America and the Caribbean are Aguano, Aikaná, Andaquí, Andoque, and Andoquero.
What were some of the popular indigenous languages being spoken in South America and the Caribbean?
Did the indigenous languages of South America and the Caribbean have a positive outlook or outcome?

Question: What were the languages that did not have a positive outlook?
Self-contained rewrite: What were the languages that did not have a positive outlook that did not have a positive outlook?