Add a system of user maintained lists. Lists can be public or private. Users can add words to lists while browsing the dictionary. Lists can be used as flashcards.

There are several buttons that possess visual icons and lack any text labeling for screen readers. This results in the screen reader announcing them as "unlabeled 0" and so on. Fortunately, it's possible to preserve the original UI by visually hiding the text labels while allowing screen readers to detect them. It's important to note that the aria-hidden attribute shouldn't be used for this purpose since it's designed to hide elements from screen readers entirely. Using it on elements that are meant to be focusable is a commonly made mistake that can make accessibility worse. Many of these buttons are [see comments for more]