stalking

(noun) a hunt for game carried on by following it stealthily or waiting in ambush. Synonyms: stalk, still hunt.

(noun) the act of following prey stealthily. Synonyms: stalk.

(verb) walk stiffly. Synonyms: stalk.

(verb) follow stealthily or recur constantly and spontaneously to. Synonyms: haunt, stalk. Examples: "Her ex-boyfriend stalked her." "The ghost of her mother haunted her."

(verb) go through (an area) in search of prey. Synonyms: stalk. Example: "Stalk the woods for deer."