abusing vocally; expressing contempt or ridicule; "derisive laughter"; "a jeering crowd"; "her mocking smile"; "taunting shouts of `coward' and `sissy'"
moving from one place to another and back again; "he traveled back and forth between Los Angeles and New York"; "the treetops whipped to and fro in a frightening manner"; "the old man just sat on the porch and rocked back and forth all day"