The magician's trick was filled with such amazement that the audience gasped in awe.

amazement 是名词，由动词 amaze（使惊奇）加上后缀 -ment 构成。-ment 是常见的名词后缀，表示动作或状态的结果。amazement 指"惊奇、惊异"的状态或感受。