Adjective
1. being or affecting or concerned with a surface; not deep or penetrating emotionally or intellectually;
"superficial similarities""a superficial mind""his thinking was superficial and fuzzy""superficial knowledge""the superficial report didn't give the true picture""only superficial differences"2. relating to a surface;
"superficial measurements""the superficial area of the wall"3. of little substance or significance;
"a few superficial editorial changes""only trivial objections"4. involving a surface only;
"her beauty is only skin-deep""superficial bruising""a surface wound"