Actually, stupidity and ignorance, like all things, are gradient phenomena. They range from slight to great in infinitely subdivisible degrees. Like all relative things it in endlessly entertaining to compare the various kinds and degrees. You could make a whole career out of it, becoming a Stupidologist!

On reflection I have only ever encountered one absolute in all the universe I know of, and that is the absolute dinglicheit of the moment of Now. Unfortunately no testing is admissible, since it just left, but another will be along shortly... :D