ABSTRACT Yulia Siliwangi Putri, 2018, The Effect of Using Western Lyric Songs Video on Student’s Mastery Vocabulary at the Tenth Grade of SMAN 1 Pademawu. Thesis, English Teaching Learning Program (TBI),State IslamicInstitute (IAIN) of Madura. Advisor. Hj. Kristanti Ayuanita, M.Pd. Key words:Western Lyric Songs, Video, Student’s VocabularyMastery Vocabulary is the important thing…