Frequency and Universal Principles in the Acquisition of Word-Initial Consonant Clusters in Palestinian Arabic.

Purpose: In this article, we present the results of our study on the acquisition of word-initial consonant clusters in Palestinian Arabic. The remarkable property of word-initial clusters in Palestinian Arabic is that they often violate the Sonority Sequencing Principle, a universal constraint that disfavors sonority fall (e.g.

Asynchronization at the phonology-morphology interface: A case study of an atypically developing Hebrew-acquiring boy.

In this paper, we present a case study of an atypically developing Hebrew-acquiring boy (YV), in comparison with three typically developing boys. Drawing on data from longitudinal studies, we examined the development of two verbal suffixes, 'ms.pl.