capsize decline descend dig dip disappear drill drive drop drown fall go down lower overturn plummet plunge ram sag settle slump stick submerge wreck bore couch depress droop ebb engulf excavate flounder founder immerse lay overwhelm regress run scuttle set shipwreck slope stab stoop subside swamp thrust bring down cast down cave in demit force down go to the bottom let down put down tip over touch bottom