Identification of correctly produced and misarticulated /w,r,l,j/ was examined in 12 children, aged 3:6-7:5. The children, their parents, and raters were more successful in identifying correctly produced semivowels than misarticulated ones. Both normal children with developmental substitutions and articulation-impaired children demonstrated…

The study reports quasilongitudinal data on 10 children at 2:0 and 2:5, and another 10 children at 2:9 and 3:3. The analysis included word-initial and word-final phonetic inventories of consonant singletons and clusters and a summary of the relative frequency of seven word shapes. (Author/JDD)