Vol. 1, Issue 3, Part A (2019)

Knowledge of the words is the major component among any language content i.e. Sound and grammar. It would be impossible to speak or perceive language if recognition of meaning of words is not there. This experimental research is an attempt to investigate the effect of vocabulary knowledge among ESL Learners reading comprehension at the undergraduate level students. Answers of all research questions are responded through descriptive statistical analysis, the quantitative measures. The data plan based on two type of tests, vocabulary level test for size of vocabulary whereas the second one test TOEFL two paragraphs for reading test. In the analysis of the data regression and person’s correlation statistics were used. The finding demonstrated that vocabulary information was significantly correlated with reading performance and deep vocabulary information has more impact on reading performance.