It is axiomatic that vocabulary is one of the most important aspects of every language. This significance has been approved by many respective experts. Its significance is to the extent that even some claim that mastering the words of a language is equal to knowing that language. Though such a claim is somehow an exaggeration, the importance of the vocabulary area of language should not be underestimated. Furthermore, reading comprehension skill, according to some scholars including Brown, is the most important skill in academic contexts. Therefore, gaining an acceptable mastery on this important skill is necessary.