Language documentation is a vital process that linguists and anthropologists have been using to document, study, and preserve languages that may be at risk of extinction. The process of language documentation involves recording, analyzing, and describing the language's grammar, vocabulary, and structure. There are several ways to describe language documentation, such as ethnolinguistics, linguistic anthropology, linguistic conservation, and descriptive linguistics. These terms are synonyms that all refer to the documentation process concerned with the study and preservation of the world's diverse languages and cultures. In summary, language documentation is a process that involves various techniques and approaches aimed at documenting and describing the world's languages.