What characters are jealous in Othello?
Similarly one may ask, who is jealous in Othello?
Iago's Jealousy Iago confesses to hating 'the Moor' (Othello) and seeks his revenge for sport and profit (Act1. Scene 3), meaning that his revenge will be both fun and fruitful. Iago is jealous of both Othello's success and the fact that Othello made Cassio a lieutenant.
Thereof, how does jealousy affect the characters in Othello?
Jealousy affects Othello's relationship with Desdemona, as he begins to believe that she has been unfaithful and is having an affair. Jealousy impacts on Othello's relationship with Cassio as he is manipulated to believe that Cassio is having an affair with his wife, and this results in Othello wanting to kill Cassio.
Othello is not jealous by nature. However, the cunning Iago makes him extremely jealous and mad. Iago uses the conspiracy of the handkerchief and becomes successful in turning Othello into an insane person who murders his innocent wife and takes his own life away in the end.