prognostication vs prediction

prognostication and prediction both are nouns.

Word	Noun	Adjective	Verb	Adverb
prognostication	Yes	No	No	No
prediction	Yes	No	No	No

As nouns, prediction is a hypernym of prognostication; that is, prediction is a word with a broader meaning than prognostication:

prognostication: knowledge of the future (usually said to be obtained from a divine source)
prediction: the act of predicting (as by reasoning about the future)

Other hypernyms of prognostication include anticipation, prevision.

As nouns, prognostication and prediction are synonyms defined as:

Other synonyms of prognostication include forecasting, foretelling.

prognostication (noun)	prediction (noun)
knowledge of the future (usually said to be obtained from a divine source)	the act of predicting (as by reasoning about the future)
a statement made about the future	a statement made about the future
a sign of something about to happen