edgeless — a line or border at which a surface terminates: Grass grew along the edges of the road. The paper had deckle edges.
adjective toothless
weak — not strong; liable to yield, break, or collapse under pressure or strain; fragile; frail: a weak fortress; a weak spot in armor.
edentate — belonging or pertaining to the Edentata, an order of New World mammals characterized by the absence of incisors and canines in the arrangement of teeth and comprising the armadillos, the sloths, and the South American anteaters.
