I used the Kaplan GRE flash cards. I really like this set and it is very similar to other word list but this has a really good iPhone app.
GRE Vocabulary Flashcards + App (Kaplan Test Prep) https://www.amazon.com/dp/1618656198/ref=cm_sw_r_cp_api_glt_fabc_CXT3PMK8BX4B8195HZMQ?_encoding=UTF8&psc=1