THE DEVELOPMENT OF LEXICAL ACQUISITION BY TWO-YEAR-OLD CHILDREN WITH LANGUAGE DELAY

This research deals with the development of lexical acquisition by two-year-old children with language delay. This research tries to answer the following problems: (1) what are the lexical items acquired by two–year-old children with language delay? (2) how is the lexical acquisition by two-year-old children with language delay? (3) why do the children delayed in their language acquisition?. The research applied the qualitative research specifically cross sectional study surveys. The observation was run in the three periods of time in six months. The finding indicates that two year old children with language delay acquire mostly noun in their early two years, then they would develop their lexical acquisition such as verb, adjective and adverb in their 2: 7 years old. Environment has the big support in children language acquisition and there are some causes of subjects delayed such as maturation delay, psychosocial deprivation and elective mutism. After concluding the research, the suggestions are stated as follows: (1)to improve and maximize the lexical acquisition by children in early age, the family and environment must actively give the stimulus of language such as having conversation with the children, telling the book story to children, and serving the available and educated television shows to the children.(2) The active communication is the basic stimulus to children with language delay. Give as much stimulus as possible such as active interactions, educated television shows, games, and musics to help the children with language delay acquire the lexical words normally(3) Maturation delay, Psychosocial depriviation and elective mutism are the causes found in this research.