[ʎ]→[ʃ]Certainty: 5/5Commonality: 3/5

Delateralization Spirantization Devoicing Ibero-Romance

Voiced palatal lateral approximant to Voiceless postalveolar fricative

The voiced palatal lateral approximant /ʎ/ can undergo a phonetic transformation to the voiceless postalveolar fricative /ʃ/ through a series of sound changes. This shift typically involves delateralization, spirantization, and devoicing, and is attested in the historical development of certain Romance languages.

Phonetic Effects

Delateralization, Spirantization, Devoicing

Language Examples

Old Spanish Ibero-Romance

Latin *mulier* (via intermediate /ʎ/)→Old Spanish *mugier*— The Latin /lj/ sequence developed into /ʎ/, which then underwent spirantization and devoicing to /ʃ/, and subsequently to /x/ in the evolution of Spanish. The form *mugier* represents an earlier stage with /ʃ/ before the shift to /x/.

Rioplatense Spanish Ibero-Romance

/ʎ/ (from orthographic <ll> or <y>)→[ʃ]— In Rioplatense Spanish, the historical /ʎ/ (or its merger with /ʝ/) is realized as a voiceless postalveolar fricative [ʃ], a phenomenon known as *ʃeísmo*. For example, *llave* [ˈʎaβe] > [ˈʃaβe].

Related Transformations

Reverse intermediate delateralization intermediate spirantization intermediate devoicing further backing

More Devoicing Shifts

[b] → [p] — Voice Loss [b] → [v] — Spirantization [d] → [t] — Voice Loss [d] → [ð] — Spirantization [ɡʱ] → [ʒ] — Palatalization

Sources & References

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