The Universal Atlas of Phonetic Evolution
Back to Matrix [tʃ] → [tʰ] Edit this Data

[tʰ]→[tʃ]Certainty: 5/5Commonality: 4/5

Voiceless aspirated alveolar plosive to Voiceless postalveolar affricate

The palatalization of the voiceless aspirated alveolar stop [tʰ] into the voiceless postalveolar affricate [tʃ] is a common historical and allophonic process, particularly when followed by high front vowels or glides.

Phonetic Effects

Palatalization, Affrication

Language Examples

ti [tʰi]→chi [tʃi]— Historical allophony where /t/ was aspirated and then palatalized before /i/.

Related Transformations

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