Definitions of torment:

• noun:   a severe affliction
• noun:   intense feelings of suffering; acute mental or physical pain

  Example: "The torments of the damned"

• noun:   extreme mental distress
• noun:   a feeling of intense annoyance caused by being tormented

  Example: "So great was his harassment that he wanted to destroy his tormentors"

• noun:   unbearable physical pain
• noun:   the act of harassing someone
• verb:   torment emotionally or mentally
• verb:   treat cruelly

  Example: "The children tormented the stuttering teacher"

• verb:   subject to torture

  Example: "The sinners will be tormented in Hell, according to the Bible"