Datapoint Cape Verdean Creole of São Vicente/ʃ - voiceless palato-alveolar sibilant fricative

[ʃ] may alternate with [tx] in acrolectal speakers (xuva and not txuva 'rain').
It is in complementary distribution with [s], which always precedes a voicless consoant (nassê)
minor?

Values

Exists only as a minor allophone

Example 32-222:
mexê
to move