Deformation

n.	1.	The act of deforming, or state of anything deformed.
	2.	Transformation; change of shape.

Noun	1.	deformation - a change for the worse Synonyms: distortion
	2.	deformation - alteration in the shape or dimensions of an object as a result of the application of stress to it
	3.	deformation - the act of twisting or deforming the shape of something (e.g., yourself) Synonyms: contortion

damage, deform, distortion, harm, impairment, warp, warping