Here's your post to consider other ways of expanding your vocab.
Below you'll find 4 steps to organize your vocabulary. You could try them out and leave a comment about your own results.
Maybe you like playing games, so why don't you try this language game: https://www.duolingo.com/
Finally, you could also reflect on the way you usually study languages and other subjects. Do you agree with all the ideas from this newspaper article?
Please enjoy More than words!