The Universal Atlas of Phonetic Evolution
Back to Matrix [h] → [pʰ] Edit this Data

[pʰ]→[h]Certainty: 5/5Commonality: 3/5

Voiceless aspirated bilabial plosive to Voiceless glottal fricative

Debuccalization of aspirated stops into the glottal fricative [h] occurs when the oral articulation of the stop is lost, leaving only the aspiration as the phonetic reflex.

Phonetic Effects

Debuccalization

Language Examples

*p→h— Proto-Indo-European *p evolved into [h] in Classical Armenian through an aspirated stage (e.g. PIE *pǝtēr > Arm. hayr).
pʰ→h— In certain dialectal developments, aspirated stops can weaken and eventually debuccalize.

Related Transformations

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