Master the 3000+ most important GRE words. Create group, study words in group, take a test for words in group. Create your favourite group. Add new words. You can edit words (Only synonyms and usage sections can be edited). Search a word. Manage a words groups from group info of a word. Answer during test will be treated as correct if the string entered is present in synonyms. (Even if answer is a sub string of any synonym it will be treated as correct answer.)
Create new groups.
Edit Groups.
Add new words.
Study group of words.
Take a test on group of words.
Search a word.
Add/Remove word from any group.
Mark words as favourite.
Update synonyms and usage of a word.