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Patterns in German /ʃC/-cluster acquisition
Mehmet Yavaș1, Annette Fox-Boyer2, Blanca Schaefer3
1a Linguistics Program , Florida International University , Miami , FL , USA.
Clinical Linguistics & Phonetics
|May 22, 2018
Summary
This study analyzes /ʃC/ cluster development in young German-speaking children, finding expected patterns for most but an unexpected retention of /v/ in /ʃv/ clusters. This unique behavior may stem from sonority and continuity constraints.
Area of Science:
- Phonological development
- Child language acquisition
- Speech sound disorders
Background:
- Understanding the acquisition of consonant clusters is crucial for identifying typical and atypical speech development.
- Previous models of phonological development have attempted to explain patterns in consonant cluster reduction.
Purpose of the Study:
- To investigate the developmental patterns of /ʃC/ consonant clusters in monolingual German-speaking children.
- To evaluate the 'factorial typology' and 'headedness' models in accounting for observed production patterns.
- To explore the unique behavior of the /ʃv/ cluster in relation to phonological principles.
Main Methods:
- A picture naming task was administered to 145 typically developing German-speaking children aged 2;00 to 2;11.
- A systematic qualitative analysis of children's production of target /ʃC/ clusters was conducted.
- Children's cluster reductions were examined and evaluated against theoretical models.
Main Results:
- Children showed expected second consonant (C2) retention for /ʃ/+[-continuant] targets (e.g., stops, nasals).
- The /ʃv/ cluster exhibited a strong preference for C2 retention, contrary to predictions for [+continuant] targets.
- The /ʃv/ cluster's unique behavior was linked to its non-adherence to the Sonority Sequencing Principle and the Obligatory Contour Principle.
Conclusions:
- The findings support and challenge existing models of phonological development.
- /ʃv/ cluster reduction patterns suggest specific phonotactic constraints influence acquisition.
- The study has implications for understanding developmental trajectories and potential clinical interventions for speech sound disorders.
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