superficiallyadverb
us/ˌsu·pərˈfɪʃ·ə·li/superficially adverb (SLIGHTLY)
in a small way; slightly:
Half asleep, I was only superficially aware of what was going on.
superficially adverb (NOT IN DEEP WAY)
on the surface only; in a way that is not deep or complete:
Superficially, these books are very different.