No, Deutsch is related to the word Teuton through a common ancestor, but does not descend from it. In the Middle Ages, the word "tiudisc" (later Deutsch and Du

No, Deutsch is related to the word Teuton through a common ancestor, but does not descend from it. In the Middle Ages, the word "tiudisc" (later Deutsch and Dutch) was used to refer to the "common people" and their vernacular language, as opposed to clergy and Latin. "German language" is etymologically "language of the common people".