What does torment mean in Number the Stars by Lois Lowry?

In "Number the Stars" by Lois Lowry, torment refers to the psychological suffering experienced by characters such as Annemarie and her family as they navigate the dangers of living in Nazi-occupied Denmark during World War II. It represents the fear, anxiety, and emotional turmoil caused by the oppressive environment and the risk of persecution for helping Jewish neighbors like the Rosens.