assaulter

1. What we say and do to others may be one of the reasons why the number of suicides is increasing year by year, we must not be an assaulter or a sufferer.
   我们对另些人的所说和所做可能的原因之一就是自杀的人数在逐年增多，我们决不做一个进攻者或受害者。
2. Was she the assaulter or the assaultee?
   她是打人的还是被打的？

noun

1. someone who attacks

   Synonym:    attackeraggressorassailant