Dross

Droll, Dromedary, Drone, Drones, Drool, Drooling, Droop, Drooped, Drooping, Drop, Droplet, Droplets, Dropouts, Droppable, Dropped, Droppeth, Dropping, Drops, Dropsy, Drought, Drove, Droves, Drown, Drowned, Drowns, Drowsy