How do you learn vocabulary besides WK and should I start already?

Seconding drops as a easy and free way to fill in common vocab, especially stuff off WK

Here’s my full review. Drops, Extensive Review after 1 Year of Use

What makes you say that? There are so many different categories and so many of them don’t relate much to tourism.

This I agree with though. I feel drops in combo with WK gives pretty good coverage vocab-wise.