[tɕ]→[ʃ]Certainty: 5/5Commonality: 5/5
Voiceless alveolo-palatal affricate to Voiceless postalveolar fricative
The transformation from the voiceless alveolo-palatal affricate (`tʃ`) to the voiceless postalveolar fricative (`ʃ`) is a well-attested sound change across various languages. This shift represents a common process of phonetic weakening or simplification, where the complex articulation of an affricate is reduced to the simpler articulation of a fricative.
Phonetic Effects
De-affrication, Lenition
Language Examples
/tʃ/→[ʃ]— Deaffrication of /tʃ/ to [ʃ] is documented, particularly in Puerto Rico and Panama City, with younger speakers showing higher rates.
/muˈtʃatʃos/→[muˈʃaʃos]— The 'softening' or deaffrication of /tʃ/ to /ʃ/ is observed in words like 'muchachos'.
[tʃ]→[ʃ]— The voiceless prepalatal fricative [ʃ] is a traditional Andalusian variant of the Castilian Spanish affricate [tʃ].
/tʃ/→[ʃ]— Lenition of the affricate /tʃ/ to [ʃ] is a typical pronunciation feature in Tuscan Italian, as spoken in areas like Arezzo.
/tʃ/→/ʃ/— The Old French 'ch' sound, originally pronounced as /tʃ/, shifted to /ʃ/ in Middle French. This is reflected in English loanwords, where older borrowings retain /tʃ/ (e.g., 'chance') while newer ones have /ʃ/ (e.g., 'chef').
/tʃ/→[ʃ]— In rapid speech, the consonant /tʃ/ often realizes as [ʃ], suggesting an ongoing evolutionary process of deaffrication.
Related Transformations
More Romance Shifts
Sources & References
- The Production of English Affricates by Yemeni EFL Learners of English - The IAFOR Research Archive.
- Intra-regional differences in the social perception of allophonic variation: The evaluation of [tʃ] and [ʃ] in Huelva.
- Consonantal variables correlated with ethnicity - Stanford University.
- Caribbean Spanish.
- About the substitution of the voiceless post-alveolar affricate among Igala speakers of English - OpenEdition Journals.
- Intra-regional differences in the social perception of allophonic variation: The evaluation of [tʃ] and [ʃ] in Huelva and Lepe (Western Andalucía) | Journal of Linguistic Geography | Cambridge Core.
- Why did the English add /t/ to the French word 'chance' so it's pronounced /tʃɑːns/ or /tʃæns/ in English, instead of /ʃɑːns/, but didn't do the same with 'chef', 'champagne', 'chute', 'chevron', 'chivalry', '.
- Individual variation and the coarticulatory path to sound change: agent-based modeling of /str/ in English and Italian | Glossa: a journal of general linguistics.
- THE REALIZATION FOR THE ENGLISH VOICELESS POSTALVEOLAR AFFRICATE /tÊ…/ IN NAJDI SAUDI ESL LEARNERS PRODUCTION - OpenSIUC.
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