stalking

Noun	1.	stalking - a hunt for game carried on by stalking or waiting in ambush Synonyms: still hunt, stalk
	2.	stalking - the act of following prey stealthily Synonyms: stalk
Adj.	1.	stalking - moving silently and deliberately; especially pursuing stealthily and persistently; "we watched the stalking tiger approach his prey"; "a stalking specter on the castle walls at midnight"

following