It is an official language, and the most widely spoken tongue, in a country whose other official languages are Italian, French, and Romansch, namely Switzerland.
In early medieval times, a namesake "consonant shift" affected the "high" form of this language, and an "eastern" subgroup of its namesake branch included only the extinct tongue Gothic. It is an official language, and the most widely spoken tongue, in a country whose other official languages are Italian, French, and Romansch, namely Switzerland. For 10 points, name this language which predominates in Liechtenstein and Austria, as well as a namesake country which was reunified in 1990 following the fall of the Berlin Wall.
In early medieval times, a namesake "consonant shift" affected the "high" form of this language, and an "eastern" subgroup of its namesake branch included only the extinct tongue Gothic.
German [or Germanic]