It would be a character(s) who is against the main character, an opponent.
Monastery becomes an abbey much as a child grows, develops and becomes an adult I hope this helps you with answering you question
The play's villain, Iago, is the epitome of dishonesty and his untruthful nature is contrasted with the innocent Cassio and Desdemona. He uses his skills in deception to lie to almost every other character in the play in particular Othello, but also to Roderigo and Cassio.
The tree whispered in the wind
The water gargled like a baby