There is a heap of useful ARIA attributes you can add to your HTML markup to make it more accessible.
For ARIA attribute values you may not be familar with, e.g. for those applicable to
aria-sort, you can rely on the autocomplete functionality which DevTools provides in the Elements Panel Accessibility Pane.
aria-live, autocomplete shows:
aria-sort, autocomplete shows:
Try this in Canary. Instructions on how to enable the accessibility pane are shown in Tip 101 Accessibility Inspection