derision       
noun [ U ]  formal uk/dɪˈrɪʒ.ən/ us/dɪˈrɪʒ.ən/
 嘲笑,嘲讽,嘲弄
the situation in which someone or something is laughed at and considered stupid or of no value
  They treated his suggestion with derision. 他们对他的建议嗤之以鼻。 
 Her speech was met with hoots/howls of derision. 她的讲话遭到一阵阵嘲笑。