This is the 14001st most frequent Spanish word.
superficiales
Shallow or surface-level.
Here, 'superficiales' describes the physical attribute of the wounds being minor and only affecting the surface.
Las heridas eran solo superficiales.
The wounds were only superficial.
In this context, 'superficiales' characterizes a lack of depth in thinking or concern about deeper matters.
Ellos son superficiales en su manera de pensar.
They are superficial in their way of thinking.
Here, 'superficial' is used to describe an assessment that lacked thorough analysis or detail.