Epidermis
Dermatologis means pertaining to dermatology, treatment of the skin.
epithelial
The top layer of skin is called the epidermis; epidermal is the medical term meaning pertaining to the skin's surface.
Subcutaneous
Dermal
Dermatological.
Epidermal means pertaining to upon the surface of the skin.
Dermal
The word is "dermatology" from the root derm or derma, meaning skin. Dermatology is the branch of medicine that is concerned with the physiology and pathology of the skin.
The term "pertaining to under the skin" typically refers to structures or processes that are located beneath the skin layer. This could include tissues, organs, blood vessels, nerves, or other anatomical components that are situated below the surface of the skin.
The medical term for any swelling is called a lump
Hypodermic means under the skin. Hypo means under, dermis (dermic) means skin. Like a hypodermic needle is inserted under the skin.