* Adjective: This is the most common usage. It describes something that is native to a particular place or origin.
* Example: "The indigenous people of Australia have a rich cultural history."
* Noun: It can refer to the people who are native to a particular place.
* Example: "The rights of indigenous peoples should be respected."
* Adverb: Less common, but possible, meaning "originally, inherently, or naturally".
* Example: "She felt an indigenous connection to the land."
The most important thing is to determine the function of the word in the specific sentence to understand its part of speech.