generic - words
Is there a place somewhere on the website where we can have access to the main word we have been learning so far?
You will get some of the words you in your daily practice but there is no word list for the ones you have learned. You could hover the practices in the tree to see sample words though.
Not really the point of your question, but I can give you this advice: The best place to keep your vocabulary is in a text file on your local machine. (I once had to start over again with my vocabulary lists (containing ~25000 words!) after a language learning site I used, was closed. You don't want to make this experience yourself...