Bianca (Othello) request. Midway through 4.1., and prior to Bianca's entrance, Othello has been secretly observing a bawdy discussion between Iago and Cassio about the latter's sexual exploits with a young woman. Thanks to Iago's impeccable planning (and some bad luck), neither speaker mentions the name of the woman in question; it is in fact Bianca, but Othello tragically assumes it to be his wife, Desdemona. Bianca suddenly enters, and her suspicions of Cassio are even greater than before. She is convinced that the handkerchief belongs to another woman, and throws it contemptuously at Cassio's feet. In Othello's eyes, her apparent jealousy
Emilia (Othello) comparatively minor character for much of the play; however, she serves to provide a strong contrast to the romantic and obedient Desdemona, demonstrating that she is both intelligent and distinctly cynical, especially on matters relating to men and marriage – her speech to Desdemona listing the faults and flaws of the male sex in 4.3 is a good example of this (though she does admit that women also have "frailty, as men have"). She also states in the same scene that she would be willing to commit adultery for a sufficiently high price – this shows her cynical and worldly