Conversation so far:
What were some of the terminology used?
Indigenas or pueblos indigenas.
What else?
pueblos nativos or nativos (lit.
"native peoples") may also be heard.
Who came up with these terms?
and pueblos aborigenes (aboriginal peoples) is common in Chile.
What did you find the most interesting in your article?
Application of the term "Indian" originated with Christopher Columbus.
Why did he use the term Indian?
Columbus, who, in his search for India, thought that he had arrived in the East Indies.
What did the "Indians" call the Europeans?
CANNOTANSWER.
What other terminology did you find interesting?
Amerindian.

Question: What is that word used for?
Self-contained rewrite: What is the word Amerindian used for?