АБУ ЯҚУБ САККОКИЙНИНГ “ЗИЁДА” ҲАРФ ЎРИНЛАРИ ҲАҚИДАГИ ҚАРАШЛАРИ

In this article, it is spoken about the role of lowercase letters which are con-sidered to be composite and important in Arabic word formation. There are analyzed scientific thoughts about the aspects that distinguish original and lowercase letters, their role in the word formation. The thoughts about the preservation of original or lowercase letters in the morpholo-gical model are presented and also there was studied the role of the most active lowercase letters in the process of word formation.