Why did Winnie wished she that she had a brother or sister In tuck everlasting?

In "Tuck Everlasting," Winnie Foster wishes she had a brother or sister because she feels lonely and yearns for companionship. Her life is structured and restrictive, leading her to long for a sibling with whom she could share adventures and experiences. This desire highlights her need for connection and understanding, contrasting with the isolated existence imposed by her overprotective family. A sibling could provide the emotional support and freedom she craves.