Einlautung

Etymology
From.

Noun

 * 1)  the process by which a word that was borrowed from one language or dialect into a closely related other language/dialect, is adapted to the phonetic system of the latter based not on similarity of sound, but on typical etymological sound correspondences between both varieties

Usage notes

 * For example, the standard German word was first borrowed into the Ripuarian dialect as . Here the loss of -t is not a case of  because Ripuarian simply does not allow final -t after another obstruent. However, the word was then further adapted by way of  in the variant, where the lengthening of the vowel follows such pairs as German ,  vis-à-vis Ripuarian , , etc.