Formulation of the Problem

1. The Definition of Vocabulary

There are many definitions can be found about vocabulary from some experts, but the writer only choose several of them which are important to discuss. According to Laurie Bauer, vocabulary is the words concern of the original of the words e.g. cable from Arabic word of habl or cartoon from Italian word of cartone, the change of the words e.g. verb + ion becomes noun: act + ion = action or verb + ive becomes adjective: collect + ive = collective, the relation of the word e.g. hyponym: apple-fruit, car-vehicle, cow-animal and the application of the word in daily life. All of us have been using word to know what someone desires and to express our desire to others since we were about a year old. 3 It is explains that vocabulary is truly the main component of language that will help us to communicate well although in several situations we will need another component like meaning, pronunciation and grammar put together in use. Penny Ur said the words that are taught in foreign language defined as vocabulary. 4 In other words, Ur illustrated if we teach a new words in a foreign language that is a vocabulary. For example, today SDN 07 Pagi will learn English about stationeries. Stationeries include paper, pencil, pen, ruler, eraser, book, table, etc. Those words about stationeries are called vocabulary. Moreover, Hatch and Brown described vocabulary is a tool that have been using by someone to communicate with other people. 5 In this sense, vocabulary is an important part for the individual person to share their idea or their willingness to the others. From all the definitions given above, we know that some experts have difference ideas in giving the definition of vocabulary, because every person has different ways in expressing and showing their ideas. However, it can be concluded from those definition above that vocabulary is a set of words which 3 Laurie Bauer, Vocabulary, Routledge: London and New York, 1998, p. VIII. 4 Penny Ur, A Course in Language Teaching Practice and Theory, Cambridge: Cambridge University Press, 1996, p. 60. 5 Evelyn Hatch and Cheryl Brown, Vocabulary, Semantic and Language Education, Cambridge: Cambridge University Press, 1995, p. 1.