stalker

noun

1. A person who engages in stalking, i.e., quietly approaching animals to be hunted; a tracker or guide in hunting game.

2. A person who secretly follows someone, sometimes with unlawful intentions.

3. Any of various devices for removing the stalk from plants during harvesting.

4. Any bird that walks with a stalking motion.

5. Someone who walks with long stiff stridesperson

6. Someone who stalks gameperson