- stalker - someone who walks with long stiff strides
--1 is a kind of pedestrian, walker, footer
Derived form: verb stalk1 - stalker - someone who stalks game
--2 is a kind of hunter, huntsman
Derived form: verb stalk3 - prowler, sneak, stalker - someone who prowls or sneaks about; usually with unlawful intentions
--3 is a kind of intruder, interloper, trespasser
Derived form: verb stalk3