Find the synonym is a game app that can help you improve your vocabulary and tickle your brain at the same time.
Once you find 250 synonyms, you can unlock the antonyms quizzes.
You can earn badges:
And if you click on the “See List”, you can find definitions for the words you’ve found:
There may be similar apps for Android, but I haven’t tried any.
So play with synonyms and antonyms and build your vocabulary!