The surgical removal of skin for religious and medical benefit is called circumcision. 

Concealing of information for criminal means is called a cover-up.

Something that is not original in thought or practice is said to be banal.

Excessive skin that seems to hang from the body is said to be flabby.

The display of pimples across the skin such as on the face, arms or hands is called acne.

A group of things that are the same gathered together is called a bunch.

Something is said to be dynamic when there is a lot of energy and change displayed.

Something that adds flavour or decoration is called a garnish.

Sometimes called a mental form of distress is called a heartache.

To revoke a contract or acceptance is to rescind the offer.