In Act 2 scene 4, when Benvolio and Mercutio are talking to Romeo, Juliet's nurse arrives and as Benvolio and Mercutio are making fun of her being large and are disrespecting her, none of them know...
If the idea of a foil is someone to provide contrast (and thereby to play up the characteristics of the other character) then the Nurse provides a considerable contrast with Juliet. Juliet is young,...