المعاني الأساسيّة للأفعال المجردة من الأفعال المزيدة في سورة يٰسۤ

The main goal of this research is (1) to understand the basic meaning of the verb more in Surat Yasin.(2) to knowing the benefits of the letter increase in Surat Yasinۤ. With these goals presented. For research, the researcher uses literature research. Data sources in this research from the verses of the Noble Qur’an in Surat Yasin written on Al Quran of the Department of Religion in the Republic of Indonesia in 2009. Secondary sources, which are books related to morpholgy, and the book wrote about verbs, as well as books methode. The method used is the document style. After the completion of the researche, the results were as follows, the basic meanings of the actions of of the letter increase in Surat Yasin, which includes the actions of the letter increase and the verbs of those with two letters, as well as doing more with three letters. The benefit of the actions of which are with a letter, exposure, transgression, process, and exaggeration. The benefit of the actions that are addicted to two letters, including the exaggeration of meaning and transgression. The benefit of doing more in three letters is transforming. From the completed research, future researchers are recommended to search for the grammatical meaning of deeds in Surat Yassin or search for the basic meaning of the act in the other surah of the Qur’an.