The existing productive version of the academic section of the Vocabulary Levels Test is based on the University Levels Test and contains only 18 items. Therefore, it is necessary to design a new productive vocabulary test that is based on the Academic Word List and contains 30 items. In this way, results from receptive and productive vocabulary size tests can be comparable and the reliability can be increased greatly. In light of this, a new productive vocabulary test was developed in this study. It measured the same 30 words tested in a parallel version of the receptive vocabulary levels test that was used in this study. And it followed the same format of the vocabulary size test of controlled productive ability developed. The purpose of providing the first few letters was to prevent learners from filling in the sentence with another word which would be both grammatically and semantically correct but which comes from a different frequency level. The following is an example eliciting the word “fragrant”.
To measure the participants’ productive vocabulary knowledge, the Productive
Vocabulary Levels Test , It took the form of sentence
completing, where a meaningful sentence context was presented and the
missing target word was prompted by the initial letters.