| lacking physical depth; having little spatial extension downward or inward from an outer surface or backward or outward from a center | concerned with or comprehending only what is apparent or obvious; not deep or penetrating emotionally or intellectually |
| not deep or strong; not affecting one deeply | of, affecting, or being on or near the surface |
| lacking depth of intellect or knowledge; concerned only with what is obvious | hasty and without attention to detail; not thorough |
| | of little substance or significance |
| | occurring on or near the surface of the skin |