A step to learn lexicography in the form of a tree diagram

In most countries of the world - Europe whose main language is English, and especially in East Asian countries whose mother tongue is not English, we need to get acquainted with most of their words and roots. In this regard, we have discussed specialized lexicography to learn how to express them precisely in this article. Due to the importance of the subject, tree diagrams have been drawn to discuss practical and important points.