An Investigation of 1 Year Old Child’s Speech Production in Babbling Stage: A Case Study

Abstrak

This study aims at investigating speech production in babbling stage which involves kinds of utterance, phonological organization, and contextualized meanings produced by a child. The participant of this study is a one year old child. A case study is derived to conduct this research in order to describe child’s development in first language acquisition. The data was collected from direct observation to the child and interview with the parents. A recorder and filed notes were used as data instrument to do documentation. The result shows that at this stage, the child was able to produce six vowels /a/, /i/, /u/, /e/, /ə/ and /o/, and 15 consonants /b/, /tʃ/, /d/, /g/, /h/, /l/, /m/, /n/, /ɲ/, /ŋ/,/p/, /s/, /t/, /w/, /y/, making the child able to produce various babbling sounds both canonical and variegated. The data also reveals that at this stage the child has been able to produce some one-word utterances.