ABSTRACT Novita Ayu Riskia, 2019. The Effectiveness of English Conversation Video on Vocabulary Mastery at the Eight Grade of SMPN 2 Larangan. Undergraduate, thesis, English Teaching Learning Program (TBI), The State Islamic Institut (IAIN) of Madura.Advisor: Kristanti Ayuanita, M.Pd. Key words: English Conversation Video, Vocabulary Mastery. Learning vocabulary is very important beca…