KOMANG ARDIKA. 2022. Improving the Vocabulary Mastery at Eighth Grade Students of SMPN 6 Palopo through Song Lyrics. (Supervised by Rusdiana Junaid and Rizal A.M. Sjachrun).

This study aims to examine the improvement of students' vocabulary mastery at eighth grade of SMPN 6 Palopo through song lyrics. This research is quantitative research and the type of research is experimental research. The population in this study was class VIIIC session 1 of SMPN 6 Palopo which consist 11 students, and sample is 11 students were taken using the cluster random sampling technique. Collecting data in this study through Pre-Test and Post-Test. Based on the results of research and data analysis, it was concluded that the use of song lyrics can improve the vocabulary mastery class VIIIC session 1 of SMPN 6 Palopo. This is indicated by the value of the t-test that has been carried out after the treatment has obtained a significance of 0,00 which means it is smaller than 0,05 (0,00<0,05) and based on the results of the t-test calculation, it is obtained that the value of t count > t-table (7,286>2,228). In improving English vocabulary mastery in class VIIIC session 1 of SMPN 6 Palopo after using the Song Lyrics method is at high level criteria, it can be concluded that the Song Lyrics Method can improve the of English vocabulary mastery in class VIIIC session 1 SMPN 6 Palopo or it can be said that Ho is rejected and Ha is accepted.