When your cognition is not sound understanding is decreased and you lose good c

COGNITION  is a noun and like other functions, it too can be damaged and dysfunctional.  What happens when an individual's cognition gets defective. They lose good character.

1. the mental action or process of acquiring knowledge and understanding through thought, experience, and the senses.

   synonyms:perception, discernment, apprehension, learning, understanding, comprehension, insight;

   reasoning, thinking, thought  "the head injury has impaired his speech and cognition" a result of this; a perception, sensation, notion, or intuition. plural noun: cognitions 

   • reasoning, thinking, thought "the head injury has impaired his speech and cognition"