THE ARCHITECTURE OF LEXICALCOMPETENCE: ANALYZING THE EFFICACY OF CONTEXTUALIZED VOCABULARY ACQUISITION IN SECOND LANGUAGE ACQUISITION

This study investigates the pivotal role of vocabulary acquisition in the context of English as a Second Language (ESL). While traditional rote memorization methods have dominated language pedagogy for decades, this research explores the efficacy of contextualized learning versus isolated lexical acquisition. By employing a mixedmethods approach involving 150 university students, the study measures retention rates, semantic mapping, and functional application of vocabulary over a twelve-week period. The results indicate that learners who engage with vocabulary through thematic context and collocations demonstrate a 40% higher retention rate compared to those utilizing list-based memorization. The findings underscore the necessity of moving beyond decontextualized instruction to foster communicative competence. This paper provides pedagogical implications for curriculum designers and language educators seeking to optimize lexical input and long-term memory consolidation in diverse learning environments.

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