The Universal Atlas of Phonetic Evolution
Back to Matrix [o] → [au] Edit this Data

[au]→[o]Certainty: 5/5Commonality: 4/5

Diphthong au to Close-mid back rounded vowel

Monophthongization is a sound change where a diphthong simplifies into a single, stable vowel sound. This process often reduces articulatory effort and can be found in the historical development of languages like French and various dialects of English.

Phonetic Effects

Monophthongization, Rounding, Height Adjustment

Language Examples

aurum→or [o]— Latin diphthong [au] monophthongized to [o]

Related Transformations

More Romance Shifts

Sources & References

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