WordNet sense 1 (material consisting of seed coverings and small pieces of stem or leaves that have been separated from the seeds):

chaff, husk, shuck, straw, stubble

WordNet sense 2 (a slender or elongated structure that supports a plant or fungus or a plant part or plant organ):

stem

WordNet sense 3 (follow stealthily or recur constantly and spontaneously to):

haunt

WordNet sense 4 (a hunt for game carried on by following it stealthily or waiting in ambush):

stalking

WordNet sense 5 (a stiff or threatening gait):

angry walk