The Universal Atlas of Phonetic Evolution
Back to Matrix [ou] → [u] Edit this Data

[u]→[ou]Certainty: 2/5Commonality: 1/5

Close back rounded vowel to Diphthong ou

Diphthongization of close back rounded vowel [u] to diphthong [ou] through vowel lowering with gliding.

Phonetic Effects

Diphthongization, Lowering, Gliding

Language Examples

[u]→[ou]— Diphthongization in specific environments.
[u]→[ou]— Regional vowel shift.
[u]→[ou]— Historical sound change.

Related Transformations

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