Final answer:
Besides Lyddie, Nora and Mrs. Linde are important characters in the novel. Nora is Torvald's friend and considered part of the family, while Mrs. Linde questions Nora's sincerity. These characters play a crucial role in the plot and themes of the story.
Step-by-step explanation:
In the novel Lyddie, while Lyddie is the central character, there are other important characters as well. One of the most important characters besides Lyddie is Nora. Nora is Torvald's most intimate friend and a good friend of the narrator as well. Nora is portrayed as just like one of the family, which indicates her significance in the story.
Another important character is Mrs. Linde. Mrs. Linde questions Nora's sincerity and wonders if she is the type of person who is overly concerned with being agreeable to others. This shows that Mrs. Linde plays a crucial role in examining the authenticity and motives of the characters, making her an important character in the story.
The interactions and relationships between these characters influence the plot and themes of the novel, making Nora and Mrs. Linde significant characters alongside Lyddie.