Expressive Vocabulary Test.by Kathleen T. Williams. 1997. This is an individually administered, norm-referenced assessment of expressive vocabulary and word retrieval for children and adults aged 2.5-90 years. The EVT was co-normed with the PPVT-III. The EVT measures expressive vocabulary knowledge with two types of items, labeling and synonym. It is easy and quick to administer. This test is in very good-like new condition. Corners bumped but no marks or highlights on the inside pages. It comes with 5 new test forms.