#deformation  alteration in the shape or dimensions of an object as a result of the application of stress to it
  supertype:  change.happening__alteration__modification  an event that occurs when something passes from one state or phase to another: "the change was intended to increase sales"; "this storm is certainly a change for the worse"
  subtype:  shear  (physics) a deformation of an object in which parallel planes remain parallel but are shifted in a direction parallel to themselves; "the shear changed the quadrilateral into a parallelogram"
  subtype:  strain  (physics) deformation of a physical body under the action of applied forces
     subtype:  overstrain  too much strain

No statement uses or specializes deformation; click here to add one.