What physical deformity did Hester's husband have?

Hester Prynne's husband, Roger Chillingworth, is described as having a physical deformity in Nathaniel Hawthorne's "The Scarlet Letter." He is depicted as having a hunchback and a twisted appearance, which symbolizes his moral and emotional corruption. This deformity sets him apart from other characters and reflects his dark and vengeful nature throughout the story.