Learning different words becomes essential when someone wants to have mastery over the language, other than his mother tongue. Specifically, the students who are appearing for IELTS, DUOLINGO, TOEFL, CAE, OET or PTE must know the common and uncommon words of the English language, as a certain percentage of grading depends on the appropriate usage of the lexical resource.As all the words of the English language may be difficult to learn, it is imperative...