The purposes of this study are 1) to subcategorize the meanings of được ‘acquire’ 2) to analyze semantic and syntactic properties of the verb 3) to study the relationship between these meanings and 4) to analyze the cognitive processes for meaning... extension of the verb. This study is based on the cognitive semantic approach. The theory of Principled Polysemy is applied as criteria for meaning sub-categorization and the theory of Four Categories of Polysemy is used in order to analyze the process