Apperception and Sights

Apperception noun - The process whereby perceived qualities of an object are related to past experience.

Sights and apperception are semantically related In some cases you can replace term "Sights" with "Apperception", this nouns are similar.

Sights noun - An optical instrument for aiding the eye in aiming, as on a firearm or surveying instrument.

Apperception and sights are semantically related in ability to perceive with eyes topic. Sometimes you can use "Apperception" instead a noun "Sights".