In Othello, there is grotesque sexual and animalistic imagery, which is quite hideous. Iago says to Brabantio, regarding Othello and Desdemona's relationship:
Jealousy is personified as both hideous and a monster. Iago warns Othello:
Cassio says that if a man loses his reputation he becomes hideous and bestial:
Emilia uses hideous gastro-intestinal imagery to describe the way men treat women:
All in all, Iago is the most hideous character in the play. He is a sexist misogynist, the devil incarnate, an agent of chaos and destruction. He seems to revel in pain, even his own. And he wonderfully uses language as his primary weapon. When he is stabbed and all his injuries inflicted, he goes silent.