The Giver - Chapter 3

"He didn’t like it that she had mentioned his eyes. He waited for his father to chastise Lily."   

What is the best definition for the word 'chastise'?

"No one had mentioned it, not even his parents, because the public announcement had been sufficient to produce appropriate remorse."

What does 'sufficient' mean?

"[The evening] was different only in the addition to it of the newchild with his pale, solemn, knowing eyes."

What is the best definition of 'solemn'?

"A male eleven named Benjamin had done his entire nearly-Four years in the Rehabilitation Centre, working with citizens who had been injured."

What is the best definition of 'rehabilitation'?

"… his mother told of a dream fragment, a disquieting scene where she had been chastised for a rule infraction she didn’t understand."

What is the best definition of 'infraction'?