astounder

Noun

 * 1) A person who astounds.
 * 2) * 1970,, : A Biography, Boston: Little, Brown, Chapter 3, p.88,
 * the insecurity that made ’s command important to him permeated his achievement with the compulsion to astound and to associate himself with astounders.
 * 1) A thing or occurrence that astounds.
 * the insecurity that made ’s command important to him permeated his achievement with the compulsion to astound and to associate himself with astounders.
 * 1) A thing or occurrence that astounds.