cosmetic

Any substances applied to enhance the external color or texture of the skin, e.g. lipstick, eyeshadow, eyeliner; makeup.

A feature existing only on the surface.

Imparting or improving beauty, particularly the beauty of the complexion.

“a cosmetic preparation”

External or superficial; pertaining only to the surface or appearance of something.

“Fortunately, the damage to the house was mostly cosmetic and a bit of paint covered it nicely.”