First, it is designed for learners of English in a myriad of countries, with a myriad of interests and linguistic needs. Based on a corpus of 20 thousand words, WordHacker specializes in presenting the words that are frequent in everyday use and words required by important English language test including TOEFL, GRE, GMAT and SAT. Academic Word List (AWL) is also offered for advanced learners.

Reuploaded Thanks to stepannp