What do you know?
Kyle Amon,  Page 5 

Know
v. --tr. 1. To perceive directly; grasp in the mind with clarity or certainty. 2. To regard as true beyond doubt. 3. To have a practical understanding of, as through experience; be skilled in. 4. To have fixed in the mind. 5. To have experience of. 6.a. To perceive as familiar; recognize. b. To be acquainted with. 7. To be able to distinguish; recognize as distinct. 8. To discern the character or nature of.

Knowledge
n . 1. The state or fact of knowing. 2. Familiarity, awareness, or understanding gained through experience or study. 3. The sum or range of what has been perceived, discovered, or learned. 4. Learning; erudition. 5. Specific information about something. ... See KNOW.

Epistemology
n. 1. The branch of philosophy that studies the nature of knowledge, it's presuppositions and foundations, and its extent and validity.