All 4 Uses

perceive
in
The Cask of Amontillado
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Within the wall thus exposed by the displacing of the bones, we perceived a still interior recess,
*

perceived = saw

editor's notes: In this context, interior recess means a "small area on the inside".
I continued, as was my wont, to smile in his face, and he did not perceive that my smile now was at the thought of his immolation.†
I perceive you have an engagement.†
My friend, no. It is not the engagement, but the severe cold with which I perceive you are afflicted.†

Definitions:

(1) (perceive as in: perceive the system as unfair)
to view in a certain way so as to form a belief or opinion
(2) (perceive as in: though blind, can perceive light)
to become aware of -- especially by using the senses (to see, hear, smell, feel, or taste)
(3) (meaning too rare to warrant focus)