What were Hughie's fears when he heard that the painter had told the beggar all about him?

Hughie feared that his reputation and social standing would be tarnished if the beggar revealed his secrets and past misfortunes. He was concerned about being judged and ridiculed by his peers, as he valued his image in high society. Additionally, he worried that the beggar could expose his vulnerabilities, which would further diminish his self-esteem and sense of security.