phonetic rule
language 'law'
Indo-European sound laws
linguistic aspect of the Proto-Indo-European languages
Sievers' law
phonetic rule
Philippi's law
sound shift in the Semitic languages
Grimm's law
sound shift in the Germanic languages in which PIE voiceless stops become fricatives, PIE voiced stops become voiceless and PIE voiced aspirated stops become voiced stops or fricatives
Proto-Slavic m to n sound change
historical sound change
Loss of syllabic sonorants in Proto-Balto-Slavic
historical sound change
Verner's law
historical sound change in Proto-Germanic in which voiceless fricatives following an unstressed syllable became voiced