Scout has changed a lot. She becomes more understanding and less naive as the story progresses.
Overall, Scout starts off as a young and innocent child but grows to have a deeper perspective on the world around her. Her experiences shape her into a more mature and empathetic person.
Ponyboy has changed a lot. He becomes more mature and starts to understand the world and people around him differently.
Buck has changed a lot. He's become more independent and fierce, adapting to the wild environment.
Winston's character changes drastically. At the start, he's determined to fight against the system. But as the novel unfolds, the constant surveillance and brainwashing break him down, making him a very different person.
Piggy's transformation is quite significant. Initially, he was mainly concerned with following the rules and being logical. However, throughout the novel, he gains more courage and starts to challenge the group's behavior.
Jem has changed significantly. He's gone from being a carefree kid to someone who's more thoughtful and aware of the world's complexities. His experiences have shaped him into a more resilient and insightful person.
Ralph has changed quite dramatically. In the beginning, he was full of optimism and hope. However, as the events unfold, he becomes more cynical and disillusioned by the situation and the behavior of others.
Elie has changed a lot. At the start, he was innocent and full of hope, but as the story progresses, he becomes more cynical and loses much of his faith.
Kambili has undergone significant changes. She becomes more confident and assertive as the story progresses.
Montag's transformation since the start of the novel is profound. Initially, he blindly followed the rules, but later, he became enlightened, started reading books, and fought against the oppressive system.
Initially, Chillingworth was perhaps more calm and less malevolent. However, over time, his character darkens. He becomes obsessed with seeking revenge, which completely alters his personality and behavior.