Easywords - This application was originally developed to help GRE test taker learn new words for the verbal section. It includes a searchable list of about 1200 common GRE words and their explanation, and a game to practice these words.
It is well suited not only for GRE preparation, but to learn difficult English words in an intercative and pleasant way using the mobile device. Last but not least it comes in handy as a dictionary since you don't need to search for common words anyway.
Galgenraten - German Hangman Galgenraten, or Hangman, is a famous game where you have to guess words, by submitting letters.
It is available in English, Spanish, Portuguese, French, German , Italian, Dutch and many other yet to come, with thousands of words in each language
Minutiae Quiz Quiz of small or trivial detail. Wide variety of questions that might leaves scratching your heads. 11000+ Questions with Answers
KBC Quiz KBC quiz will allow you to test your knowledge of this games