To be haunted means to be: ^{dictionary.com 1 2 3}

• Inhabited or frequented by ghosts
• Preoccupied, as with an emotion, memory, or idea; obsessed
• Disturbed; distressed; worried
• To visit habitually or appear to frequently as a spirit or ghost
• To recur persistently to the consciousness of; remain with
• To visit frequently; go to often
• To inhabit, visit, or appear to in the form of a ghost or other supernatural being
• Showing signs of suffering or severe anxiety, e.g. a haunted look. ^{cambridge.org 4}