The Hard Phonetic in the Arabic

This study deals with the letter (dad). The effort concentrates in this study on all sides of that letter, direct and indirect. For example: accusing it with stuburn, individuality in the Arabic linguistically system, definition its way out, mention its ledges, description its creation, After that look out colored phonetics, free and halted to (dad), analyze it according to temporary linguistic enlture. The study showed that (dad) letter is stubborn but not impossible. And Arabic language does not itemize it. It us the most changeable letter in Arabic language, and so its changes increased and extended. The total changes and free varied coloring phonetics to that sound (dad), either justificated or not, it reached fourteen changes plus limited changes (philiulogical) assimilated in contrast, similarity, and incorporation.