It seems like there might be some confusion because "yanan" is not a commonly used English word and refers to a specific language group. However, I can provide a simple explanation based on your suggestion.
Yanan (noun): A language that is part of the Hokan family of languages, which is a group of languages spoken by some Native American tribes in California.
In academic papers or discussions about linguistics, you might encounter sentences like: - "Researchers are studying the Yanan language to preserve its unique grammatical structures."
"Yanan" is a specific term used in the field of linguistics to refer to a language within the Hokan family.