[m]→[w]Certainty: 5/5Commonality: 2/5
Bilabial nasal to Voiced labio-velar approximant
The labial weakening of the bilabial nasal [m] to the labio-velar approximant [w] is a historical shift found in the development of Vietnamese and several other Austroasiatic languages.
Phonetic Effects
Lenition, Labial Weakening
Language Examples
historical *m→[w]— Shift from bilabial nasal to labio-velar glide in specific historical contexts.
Related Transformations
More Lenition Shifts
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