knowl·edge
ˈnäləj/
noun
1. facts, information, and skills acquired by a person through experience or education; the theoretical or practical understanding of a subject.
"a thirst for knowledge"
synonyms: understanding, comprehension, grasp, command, mastery;
2. awareness or familiarity gained by experience of a fact or situation.
"the program had been developed without his knowledge"
synonyms: awareness, consciousness, realization, cognition, apprehension, perception, appreciation;