Something which is not thorough or profound

A. Superficial

B. Superstitious

C. Superfluous

D. Supernatural

Answer: Option A

Solution(By Examveda Team)

One word substitute is Superficial.

Superficial: not thorough, deep, or complete; cursory.
Superstitious: having or showing a belief in superstitions.
Superfluous: unnecessary, especially through being more than enough.
Supernatural: (of a manifestation or event) attributed to some force beyond scientific understanding or the laws of nature.