Choose the word that means the same as the given word.

Obliquity

Opacity

The correct answer is option 4. Opacity.

The most appropriate synonym for "obliquity" out of the choices provided is Opacity.

Obliquity can have a few different meanings, but in many cases, it refers to a lack of clarity or directness. It can also suggest something that is angled or indirect.

Opacity refers to a lack of transparency or the inability of light to pass through something. Figuratively, it can also be used to describe something that is difficult to understand or see through. This aligns well with the meaning of obliquity when it refers to a lack of clarity.

Profundity refers to something that is deep or insightful, which is not necessarily the opposite of clear.

Incisiveness describes something that is sharp or to the point, again not the opposite of oblique.

Surety suggests confidence or certainty, which is the opposite of obliquity.