Read the dictionary definition of superficial. All definitions for this word.
1. hasty and without attention to detail; not thorough
1. a casual (or cursory) inspection failed to reveal the house's structural flaws
2. a passing glance
3. perfunctory courtesy
4. In his paper, he showed a very superficial understanding of psychoanalytic theory
2. occurring on or near the surface of the skin
1. superficial burns
2. superficial facial injuries
3. concerned with or comprehending only what is apparent or obvious; not deep or penetrating emotionally or intellectually
1. superficial similarities
2. a superficial mind
3. his thinking was superficial and fuzzy
4. superficial knowledge
5. the superficial report didn't give the true picture
6. only superficial differences
4. of little substance or significance
1. a few superficial editorial changes
2. only trivial objections
5. of, affecting, or being on or near the surface
1. superficial measurements
2. the superficial area of the wall
3. a superficial wound