in the history of Germanic were the concentration of all distinctive features in the root syllable and consonantal lenition as its consequence. 5) Allophones, that is, the phonetic variants of a phoneme, cannot be phonologized (by definition). 6) In Germanic, systemic changes of short vowels are reactions to changes in long vowels. Likewise, changes of voiced consonants are triggered by changes in voiceless consonants; what appears as voicing is really weakening.

Works on etymology