To Deform

1. (transitive) To change the form of, usually negatively; to give (something) an unusual or abnormal shape.
2. (transitive) To change the looks of, usually negatively; to give something an unusual or abnormal appearance.

Synonym: disfigure

3. (transitive) To
4. the character of. (transitive) To alter the shape of by stress.
5. (intransitive) To become misshapen or changed in shape.

distort, contort