👉 The term "invernacular" refers to a style or manner of speech that is indigenous, vernacular, and familiar to the people who speak it. It is often associated with languages spoken by native populations, such as those found in regions where there are no official languages or written language systems. Invernacular speakers typically use simple, everyday vocabulary, idioms, and expressions that are not part of a formalized language system. This can make communication more efficient and easier for people who do not