The Universal Atlas of Phonetic Evolution
Back to Matrix [ie] → [a] Edit this Data

[a]→[ie]Certainty: 5/5Commonality: 3/5

Open front unrounded vowel to Diphthong ie

The spontaneous diphthongization of the low vowel 'a' into the rising diphthong 'ie' is a hallmark of several Romance language developments, particularly in stressed open syllables.

Phonetic Effects

Diphthongization, Raising

Language Examples

canis [kanis]→chien [ʃjɛ̃]— Latin [a] in stressed open syllables diphthongized to [ie] in Old French.
petra [petra]→piedra [pjeðɾa]— While the source is often a mid-vowel, the process reflects a broader trend of spontaneous diphthongization in the Romance family.

Related Transformations

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