edging — a line or border at which a surface terminates: Grass grew along the edges of the road. The paper had deckle edges.
fledging — to bring up (a young bird) until it is able to fly.
hedging — a row of bushes or small trees planted close together, especially when forming a fence or boundary; hedgerow: small fields separated by hedges.
pledging — a solemn promise or agreement to do or refrain from doing something: a pledge of aid; a pledge not to wage war.