prophecy vs prevision

prophecy and prevision both are nouns.

Word	Noun	Adjective	Verb	Adverb
prophecy	Yes	No	No	No
prevision	Yes	No	No	No

As nouns, prevision is a hypernym of prophecy; that is, prevision is a word with a broader meaning than prophecy:

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

Other hypernyms of prophecy include anticipation, prediction.

prophecy (noun)	prevision (noun)
knowledge of the future (usually said to be obtained from a divine source)	the power to foresee the future
a prediction uttered under divine inspiration	a prophetic vision (as in a dream)
	seeing ahead; knowing in advance; foreseeing
	the act of predicting (as by reasoning about the future)