ignoramus

It's a difficult discussion, because progressives are already constantly badgered by right-wing accusations that they're an "elite" who "looks down" at Trump voters as ignoramuses.

Trump is an ignoramus in most respects, but he's a proven master of this particular strategy.

"Such a disgusting post could only be made by a complete ignoramus or an intelligent racist with an agenda. Mr Fox is the latter," she said.

In his quest to nail down the position of leading ignoramus in the still nascent presidential race, he has completely pushed aside the previous holder of that chair, Robert F. Kennedy Jr.

The only “deniers” are cranks, ignoramuses and propagandists.