High German consonant shift

A series of consonant changes that distinguished High German varieties from other Germanic languages, occurring chiefly between the sixth and eighth centuries.

Grimm's law: A set of consonant changes that transformed Proto-Indo-European stops into Germanic consonants. The shift continued Germanic consonant change, but affected different sounds and occurred later.
Proto-Germanic: The reconstructed ancestor language of the Germanic languages, spoken before their earliest written records. The shift altered consonants inherited from this common Germanic stage.
Germanic languages: A branch of Indo-European languages that includes German, English, Dutch, and the Scandinavian languages. Comparing Germanic cognates makes the shift's distinctive consonant outcomes visible.
Early Middle Ages: The period of European history extending approximately from the fifth to the tenth century. The shift developed chiefly during this period, amid changing Germanic-speaking communities.
Low German: A group of West Germanic varieties from northern Germany and the Netherlands that largely lack the High German shift. Its forms retain consonants that changed in High German, as in maken beside machen.
Verner's law: A sound law explaining voicing exceptions to Grimm's law through the position of Proto-Indo-European stress. It shows how accent-conditioned changes can complicate a chain of Germanic sound shifts.
Sound change: A systematic alteration in the pronunciation of a language over time. The shift is a cluster of sound changes rather than a single isolated event.
High German consonant shift examples: Common word comparisons illustrating consonant changes between High German and other Germanic languages. Pairs such as English water and German Wasser display changes in inherited consonants.
Germanic migrations: The movements of Germanic-speaking peoples across Europe during late antiquity and the early Middle Ages. Population movement and settlement provide historical context for the regional spread of Germanic varieties.
Dutch language: A West Germanic language spoken chiefly in the Netherlands and Belgium. Dutch generally lacks the shift's characteristic changes, making cognate words useful comparisons.

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