[{"Bold_text": "verb (used without object)", "List Items": ["to lie or wait in concealment, as a person in ambush; remain in or around a place secretly or furtively.", "to go furtively; slink; steal.", "to exist unperceived or unsuspected.", "Chiefly Computers.to read or observe an ongoing discussion without participating in it, as on a message board."]}, {"Bold_text": "noun", "List Items": ["an underhand scheme; dodge.", "an easy, somewhat lazy or unethical way of earning a living, performing a task, etc.", "a hideout."]}]