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Gierut, Judith A.; Morrisette, Michele L.; Champion, Annette Hust – Journal of Child Language, 1999
The lexical variables of word frequency and neighborhood density were hypothesized to facilitate sound change to varying degrees. Twelve children with functional phonological delays participated in an alternating-treatments experiment to promote sound change. Results indicated word frequency was most facilitative in sound change, whereas dense…
Descriptors: Child Language, Language Acquisition, Language Impairments, Language Research