Disfigurement (mutilation) is a word which generally has negative connotation. A disfigurement is some harmful modification of an organism's body. In history, "popular" disfigurements have (as a form of torture) included damage to ears, eyes, feet, genitalia, hands, noses, teeth, and/or tongues. Forms of disfigurement have included amputation, burning, flagellation, piercing, skinning, and wheeling.
Genital mutilation is a name for various types of non-medical alteration of the genitals.
The most common forms are: