Separation of the panel's layer(s).

A failure of the bond between either of the hull's outer and inner skins, and the "sandwich" spacing material in between-allowing either of the two outer layers to become unstuck from the core.

decay (laminate decay) - Selective, more extensive decay in the spring wood than the summer wood causing the wood to separate into sheets or laminae along annual rings.

The peeling of a finish having improper adhesion.