USING HYPONYM TO INCREASE VOCABULARY MASTERY OF GRADE EIGHT STUDENTS

The objective of this research is to prove if using Hyponym can increase vocabulary mastery ofgrade eight students of SMP Negeri 1 Siniu. This research used quasi-experimental design whichinvolved experimental and control groups. The research samples were class VIII A as theexperimental group with 29 students and class VIII C as the control group with 30 studentsselected by using cluster random sampling technique. In collecting the data, the researcher gavetwo kinds of test, pre-test and post-test to experimental and control groups. The treatment wasgiven only to the experimental group. The data were analyzed statistically in order to find out thesignificant difference of students’ achievement on pre-test and post-test. The mean score of theexperimental group on the pre-test was 56.77, while the control group was 54.75. The meanscore of the experimental group on the post-test was 72.01, while the control group was 61.29.By using 0.05 level of significance and 58 degree of freedom, the researcher computed the dataand found that the value of the t-counted (3.096) was higher than the t-table (1.672). It can beconcluded that the research hypothesis is accepted. In other words, using hyponym can increasevocabulary mastery of grade eight students of SMP Negeri 1 Siniu.Keywords:Hyponym, Increase, Vocabulary Mastery