We could say that Polonius is pontificate in the first sense of the word. He drawls on and on and on and rarely gets to the point, However when he does get to the point he makes it seem undeniably true. His way of speaking is also very pompous and conceited.
Ok, fine. Who else here has been blessed with the miracle of the Stigmata? Huh? Who? Were you, Gary? Huh? Have you received the wounds of our blessed Saviour Gary? Have you, Gary? Have you? No. Everybody best get on up outta my face.