5 Answers

Insight

insight |?in?s?t|
noun
the capacity to gain an accurate and deep intuitive understanding of a person or thing : this paper is alive with sympathetic insight into Shakespeare.
• an understanding of this kind : the signals would give marine biologists new insights into the behavior of whales.
• Psychiatry new understanding by a mentally ill person of the causes of their disorder.
DERIVATIVES
insightful |in?s?tf?l| adjective
insightfully |in?s?tf?l?| adverb
ORIGIN Middle English (in the sense [inner sight, mental vision, wisdom] ): probably of Scandinavian and Low German origin and related to Swedish insikt, Danish indsigt, Dutch inzicht, and German Einsicht.

How about:    preexisting 

before or ealier

Premonition 

Prior knowledge is having known it(subject) before others.