The significance of phonemic terms until the end of the fourth century AH

Multiplicity of phonemic terms until the end of the fourth century AH" This paper included three paragraphs ، which are as follows: (Director. Humming. Accent. Speaking and whispering). That is because many researchers and scholars have confused the concepts of these phonemic terms as a result of interference and multiplicity ، as well as the understanding that reached and from the ancient linguists ، as each term indicates a meaning that may overlap with another term and concept ، and the focus was on the early scholars ، especially Hebron Sibawayh, Ibn Jinni, Ibn Sina and other.