the rear edge of an airfoil
the pursuit (of a person or animal) by following tracks or marks they left behind
the boundary of a surface
a sharp side formed by the intersection of two surfaces of an object
a line determining the limits of an area
advance slowly, as if by inches
a slight competitive advantage
the attribute of urgency in tone of voice
the outside limit of an object or area or surface; a place farthest away from the center of something
provide with a border or edge
