A master's thesis at the College of Education for Human Sciences at the University of Basrah discussed morphological investigations in linguistic differences books until the end of the fourth century AH.
The thesis of the researcher Ali Adnan Abdul-Hussein dealt with the morphological investigations in the books of linguistic differences until the end of the fourth century AH.
The thesis aims to present the morphological material for the owners of linguistic differences that distinguished their books and to reveal the morphological investigations that dealt with the words, the way their authors treat those words, and the points of convergence and difference between the owners of the differences themselves and the rules and provisions approved by the language books.
The thesis concluded that the linguistic differences books are small in size, but they are rich in terms of treatment of the term origin, nomenclature, derivation and sources of all kinds.