The delusions of subtracting the extra letter according to Ibn Sayidaa (D.458ah) in his dedicated and arbitrator dictionaries and the Great Ocean

Abstract Illusion is an important linguistic phenomenon, and the ancients, linguists and grammarians knew it, and used it to direct some grammatical and morphological texts that came out of the measurements of the Arabic language. Ibn Sayyidah referred to a number of morphological issues that were directed at delusion, as he took care of mentioning them and standing on them in order to know the reason behind their illusion, and attributing the saying in some of these issues to other scholars, and this is what made us monitor the issues of morphological delusion with him, and these issues varied, including What was in the formulas, including what was in the subtraction of the extra letter and the originality of the extra letter as well as the illusion of movement, and this research came tagged with) Illusion of subtracting the extra letter in Ibn Sayyidah) d458ah) in his dedicated, arbitrator, and the greatest lexicon) To reveal one of the types of morphological delusion according to Ibn Sayyidah, and it aims to define delusion and determine its causes and the position of scholars on it, as well as presenting issues of delusion by subtracting the extra letter that occurred in the collection of cracking, both types of few and many, and in derivatives that included the name of the subject, the name of the object and the suspicious adjective.