skulk \SKUHLK\ (intransitive verb) - 1 : To hide, or get out of the way, in a sneaking manner; to lurk. 2 : To move about in a stealthy way. 3 : To avoid responsibilities and duties.
(noun) - 1 : One who skulks. 2 : A group of foxes.
"You're too large to skulk about. They'd see you in an instant." -- Kinley MacGregor, Claiming the Highlander
Skulk is from Middle English skulken, ultimately of Scandinavian origin.