simple past tense and past participle of haunt
"The old house was haunted by a ghost before it was renovated."
In plain English: To haunt means to keep appearing before someone, usually as a ghost, so they can't stop thinking about it or feeling scared.
"The old house is haunted by the ghost of its former owner."
having or showing excessive or compulsive concern with something
"became more and more haunted by the stupid riddle"
"was absolutely obsessed with the girl"
"got no help from his wife who was preoccupied with the children"
"he was taken up in worry for the old woman"
Of a location, frequented by a ghost or ghosts.
"The old mansion has been haunted since the night of the fire."
In plain English: Haunted means being filled with ghosts that people can't see but feel are there.
"She felt haunted by memories of her childhood home whenever she returned to visit."
Usage: Use this adjective to describe places believed to be inhabited by spirits rather than people who are merely scared of the dark. It specifically refers to locations like old houses or forests where supernatural activity is rumored to occur.