"haunted" in the verb sense
1. haunt, stalk
follow stealthily or recur constantly and spontaneously to
"her ex-boyfriend stalked her"
"the ghost of her mother haunted her"
2. haunt, obsess, ghost
haunt like a ghost pursue
"Fear of illness haunts her"
3. frequent, haunt
be a regular or frequent visitor to a certain place
"She haunts the ballet"
"haunted" in the adjective sense
1. haunted, obsessed, preoccupied, taken up
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"
showing emotional affliction or disquiet
"her expression became progressively more haunted"
inhabited by or as if by apparitions
"a haunted house"
Source: WordNet® (An amazing lexical database of English)
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