The Universal Atlas of Phonetic Evolution
Back to Matrix [ɸ] → [p] Edit this Data

[p]→[ɸ]Certainty: 5/5Commonality: 4/5

Voiceless bilabial plosive to Voiceless bilabial fricative

The voiceless bilabial plosive [p] weakens to the voiceless bilabial fricative [ɸ] through Spirantization or Lenition.

Phonetic Effects

Spirantization, Lenition

Language Examples

[p]→[ɸ]— Historical weakening in Japanese history (Old Japanese *p > ɸ > h).

Related Transformations

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