Here’s a worksheet on the Latin word root arbor, which as you probably know means tree. This is a relatively productive root in English, though its words tend to be somewhat specialized. Nonetheless, word roots are one way to build vocabulary very quickly if that’s what you need to do.
If you find typos in this document, I would appreciate a notification. And, as always, if you find this material useful in your practice, I would be grateful to hear what you think of it. I seek your peer review.