We all are here to improve our language. I think sharing and discussing on forums is the best way of learning.
I found another great vocabulary site. Check it out Vocabulary Building
It even includes 10 word lists, check out my favourite list number 7 Word List 7 | Vocabulary Building .Org
Nice list! Really superb work perdormed. I am also adding a ms excel sheet contains list of GRE words of almost more than 1000. I think it my help you guys.