BeatInMindy app would help you significantly increase your vocabulary. in this app you can add words to your preferred languages and appropriate topics. And whats important, you can assign images to the added words. you can also export and import dictionary lists in .csv format.
Features:
. Add languages, topics, grammar, words, definitions, and images from your photo library or the Internet
. Test words using one of the 5 different test types
. Import and save wordlists from a .csv file
. Export your dictionary to a .csv file and send it via Email
. Learn words using vertical or horizontal scroll
. View statistics